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Mindat Mineralogy Messageboard - Meteorites
<?xml version="1.0" encoding="UTF-8"?> <rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/"> <channel> <title>Mindat Mineralogy Messageboard - Meteorites</title> <description>Rocks from outer space - duck and cover</description> <link>http://www.mindat.org/msgboard-98.html</link> <lastBuildDate>Tue, 31 May 2016 18:37:17 +0100</lastBuildDate> <generator>Phorum 5.2.15a</generator> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384748#msg-384748</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384748#msg-384748</link> <description><![CDATA[Thanks for info, Joel, and good luck with your research!]]></description> <dc:creator>艁ukasz Kruszewski</dc:creator> <category>Meteorites</category> <pubDate>Thu, 26 May 2016 17:52:59 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384722#msg-384722</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384722#msg-384722</link> <description><![CDATA[Thanks, Ilkka for including the correct link. <br />Somehow, the Ctrl+V pasted the wrong link for me & I didn't double-check it afterwards. Occasionally, applications paste in a previous Ctrl+C content & I had slept so poorly that I omitted the double-checking...<br />...<br /><br />艁ukasz, I've been told that by a geologist who has investigated plenty of meteorites, volcanic glasses and impactites that the impactities can also contain rather rare mineral phases. These phases need to be analysed to identify properly.<br /><br />Some of the new impactites (perhaps I will post a new message at some point - don't want to hijack this thread)) I have now collected show very interesting textures & needle-like minerals & others that resemble even stuff in alkali pegmatite occurrences. The types of impactites are also rather widely varying.<br /><br />My info is just a FYI for Robert & others interested. I'm about to carry out a systematic study, & later analyses, and personal documentation of Finnish impactite material.<br /><br />Cheers,]]></description> <dc:creator>Joel Dyer</dc:creator> <category>Meteorites</category> <pubDate>Thu, 26 May 2016 08:28:43 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384704#msg-384704</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384704#msg-384704</link> <description><![CDATA[In Lapis 2/96 pp. 5-6 (Nature Vol. 378, pp. 17-18 and 41-44): diamonds of N枚rdlinger Ries < 2碌m yellow blades with green-blue <br /><0.1 mm moissanite mostly as dendritic aggregates grown together.<br />Formed not by shockwaves but condensed directly in the gaseos phase by the impact.<br />Milo]]></description> <dc:creator>Emil Box</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 23:32:49 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384679#msg-384679</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384679#msg-384679</link> <description><![CDATA[Whoa, this red phase looks great! Any idea of what it might be?<br /><br />Regarding the diamonds, a SEM-EDS could be a good tool of determination, if available. But micro-Raman is a very good tool to distinguish from other C-rich phases, and I believe some facilities may even provide a fast scan for 3D samples (though had only seen diamond-bearing spectra from thin slides...).]]></description> <dc:creator>艁ukasz Kruszewski</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 21:22:26 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384659#msg-384659</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384659#msg-384659</link> <description><![CDATA[<a href="https://en.wikipedia.org/wiki/Popigai_crater" rel="nofollow" target="_blank">https://en.wikipedia.org/wiki/Popigai_crater</a> - Some pictures of impactite diamonds.<br /><br /><a href="https://en.wikipedia.org/wiki/N枚rdlinger_Ries" rel="nofollow" target="_blank">https://en.wikipedia.org/wiki/N枚rdlinger_Ries</a> - This impact in Germany estimated to have produced 72,000 tons of tiny diamonds. I suspect impactite diamonds will turn out to be not at all rare, if you use a microscope.]]></description> <dc:creator>Alfredo Petrov</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 17:51:55 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384656,384656#msg-384656</guid> <title>Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384656,384656#msg-384656</link> <description><![CDATA[I posted a message in the identify section of mindat trying to get some help determining if a large impactite specimen I have has diamonds in it or not. didn't realize there was an actual meteorite section! <br /><br />The specimen comes from the Nordlinger Ries Meteor Crater in Southern Germany.<br /><br />Here's a link to the original post (I'm unsure how to move the post over here, if that's possiblelet me know)<br /><br /><a href="http://www.mindat.org/mesg-11-384601.html" rel="nofollow" target="_blank">http://www.mindat.org/mesg-11-384601.html</a>]]></description> <dc:creator>Robert Darabos</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 17:44:51 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384655#msg-384655</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384655#msg-384655</link> <description><![CDATA[Thanks for the replies thus far.<br /><br />Perhaps some as to what the specimenis. It is not a meteor, it is a meteor "impactite," basically the ground and the minerals surrounding it super heating from the fall of a meteor and essentially "gluing together." In the case of this location, I red that diamonds are "common." The local houses are said to be full of tons of micro diamonds, as they excavated for building materials at this site.]]></description> <dc:creator>Robert Darabos</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 17:40:57 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384631#msg-384631</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384631#msg-384631</link> <description><![CDATA[Hi.<br />This is the Lappaj盲rvi article (1999)<br /> <a href="http://www.lpi.usra.edu/meetings/LPSC99/pdf/1571.pdf" rel="nofollow" target="_blank">http://www.lpi.usra.edu/meetings/LPSC99/pdf/1571.pdf</a><br /><br />Ilkka]]></description> <dc:creator>Ilkka Mikkola</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 13:59:38 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384618#msg-384618</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384618#msg-384618</link> <description><![CDATA[I woud agree with the other Mindaters here, that first of all the suspected "impactite" should be verified to be material created by a meteorite impact. I don't think, Olav and Bob, that Robert was thinking that his sample is actually a piece of a meteorite & of course we need to differentiate between these two different material types.<br /><br /><i>As a coincidence</i>, I just yesterday happened to visit a location in Finland (near Huittinen) where "impactites" and agate created by the S盲盲ksj盲rvi meteorite impact have been found. <br />Agate is difficult to find nowadays, but various rocks resembling material from the other impact place in Lappaj盲rvi such as impact breccia, suevite and "k盲rn盲ite" might hopefully be waiting in one's sample bucket to be sliced, polished and microscoped :-) I doubt there is <i>any</i> chance of finding diamonds in that material, though ;-)<br /><br />Here is some darkish type material from S盲盲ksj盲rvi that I received earlier from a friend, the sample hasn't been analysed yet, but has been seen by a professional:<br />[attachment 64461 Skjrvimateialpic2.jpg]<br /><br />And a close-up picture of one interesting feature:<br />[attachment 64462 Saaksjarvipic32_5mm.jpg]<br /><br />And <i>possible</i> shock textures (no scratches visible on the surface in other places of varying hardness...) visible in an unknown red phase that looks fractured:<br />[attachment 64463 Saaksjarvi_sample_unknown_fragmented_red.jpg]<br /><br /><br />However, even in Finland apparently impact diamonds have been found, check for instance the below link:<br /><br /><a href="https://www.researchgate.net/publication/252238377_New_Data_on_the_Nature_of_Impact_Diamonds_from_the_Lappajarvi_Impact_Structure_Finland" rel="nofollow" target="_blank">https://www.researchgate.net/publication/252238377_New_Data_on_the_Nature_of_Impact_Diamonds_from_the_Lappajarvi_Impact_Structure_Finland</a><br /><br /><br />Cheers,]]></description> <dc:creator>Joel Dyer</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 12:13:22 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384612#msg-384612</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384612#msg-384612</link> <description><![CDATA[Robert, I once saw one of the impact-created diamonds from Nordlinger Ries, but it had a thin platy habit, not the typical equant diamond habit. I don't know whether they are all like that. Probably a colorless grain would more likely be shocked quartz.]]></description> <dc:creator>Alfredo Petrov</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 10:48:17 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384607#msg-384607</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384607#msg-384607</link> <description><![CDATA[Bob, <br /><br />For all we know, the specialist(s) of this particular impact crater may be more easily available on Mindat than at the local University, and also I cannot see where Robert claims that his rock is a meteorite fragment?<br /><br />Olav]]></description> <dc:creator>Olav Revheim</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 09:24:55 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384605#msg-384605</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384605#msg-384605</link> <description><![CDATA[So lets be clear about this. You are saying that the meteor's impact created small diamonds in the immediate vicinity. Okay, I guess that might occur with your specific impact. But the example that you are showing is NOT a meteorite fragment (it certainly doesn't look like a meteorite fragment to me in the first place), but is the area host rock with very tiny grains of possible micro-diamonds. And you also can't absolutely rule out several other minerals.<br /><br />So, if that is the case, I personally would bring the rock sample(s) to the nearest University geology department. Someone there should know of the specific meteor impact's consequences and help you identify the minute grains as to whether they truly might be micro-diamonds. For me, absolutely Identifying the tiny grains like you show in your pix seems way beyond my capabilities. CHEERS.....BOB]]></description> <dc:creator>Bob Harman</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 08:11:11 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384603#msg-384603</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384603#msg-384603</link> <description><![CDATA[[attachment 64458 7.jpg]<br />A larger smoky colored crystal. The next image is a close-up of the crystal.<br /><br />[attachment 64459 8.jpg]]]></description> <dc:creator>Robert Darabos</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 06:56:31 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384602#msg-384602</guid> <title>Re: Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384602#msg-384602</link> <description><![CDATA[[attachment 64455 4.jpg]<br />The second possible Diamond. Also closely resembles a Cristobalite crystal, but seems much clearer.<br /><br />[attachment 64456 5.jpg]<br />Doubt these are Diamonds, unfortunately. Does resemble large cluster of the Harmotone-Phillipsite Ca crystal series mentioned above.<br /><br />[attachment 64457 6.jpg]<br />Another unknown. Perhaps a single small Graphite flake or another crystal from the Harmotone-Phillipsite Ca crystal group?]]></description> <dc:creator>Robert Darabos</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 06:55:23 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,384601,384601#msg-384601</guid> <title>Diamonds in Meteor impact Specimen?</title> <link>http://www.mindat.org/forum.php?read,98,384601,384601#msg-384601</link> <description><![CDATA[While researching a large meteor impact rock that I have I found out that Diamonds are common from the location of the specimen. I took the best close up photographs I could with my camera and gear and found some interesting minerals. Unsure if they are diamonds or not. Graphite was common in the area and supposedly became diamonds after the meteor hit with enough pressure and force to alter them into diamonds. Unsure if Graphite would still exist in the location. <br />There are a few other minerals mentioned on Mindat that could be considered, but they seem more rare and most don't have photographs. " Ti02 II" was originally discovered at this location, so always a possibility, but I can't find any photographs to narrow that option.<br />Pyroxene Group minerals are also found at this site, so Enstatite could be a possibility for images below of "smoky crystals."<br /><br />The specimen comes from the Nordlinger Ries Crater in Bavaria, Southern Germany.<br /><br />[attachment 64452 1.jpg]<br />A full shot of one of the specimens<br /><br />[attachment 64453 2.jpg]<br />Possibly a single crystal of Harmotome-Phillipsite Ca or Ilmenite?<br /><br />[attachment 64454 3.jpg]<br />First thing that looks questionable as a diamond. According to the depth of fieldfrom the photograph, it's very small. Less than 1/10th of one centimeter in overall size.]]></description> <dc:creator>Robert Darabos</dc:creator> <category>Meteorites</category> <pubDate>Wed, 25 May 2016 06:52:01 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,375709,383140#msg-383140</guid> <title>Re: Desert Glass in Mojave Desert?</title> <link>http://www.mindat.org/forum.php?read,98,375709,383140#msg-383140</link> <description><![CDATA[Hi<br /><br />I would have thought that "melted glass" like minerals may be the result of one of the many nuclear tests in Nevada and surrounds much like Trinitite.<br /><br />Cheers<br />Keith]]></description> <dc:creator>Keith Compton</dc:creator> <category>Meteorites</category> <pubDate>Thu, 12 May 2016 13:05:09 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,380973,380980#msg-380980</guid> <title>Re: A question about Olivine crystals in Pallasites</title> <link>http://www.mindat.org/forum.php?read,98,380973,380980#msg-380980</link> <description><![CDATA[Doug Daniels Wrote:<br />-------------------------------------------------------<br />> In my opinion, a very simple yes, they are<br />> fragile. Especially if dropped. If you have one,<br />> I would be very careful with it.<br /><br />Thank you Doug. I've been contemplating buying one as they are so attractive and interesting. I'll certainly consider your advice.]]></description> <dc:creator>Barry Miller</dc:creator> <category>Meteorites</category> <pubDate>Mon, 18 Apr 2016 04:24:49 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,380973,380979#msg-380979</guid> <title>Re: A question about Olivine crystals in Pallasites</title> <link>http://www.mindat.org/forum.php?read,98,380973,380979#msg-380979</link> <description><![CDATA[In my opinion, a very simple yes, they are fragile. Especially if dropped. If you have one, I would be very careful with it.]]></description> <dc:creator>Doug Daniels</dc:creator> <category>Meteorites</category> <pubDate>Mon, 18 Apr 2016 04:02:32 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,380973,380973#msg-380973</guid> <title>A question about Olivine crystals in Pallasites</title> <link>http://www.mindat.org/forum.php?read,98,380973,380973#msg-380973</link> <description><![CDATA[I suspect that this is a naive question about pallasites. The polished thin slices (say, 3mm) have attractive crystals of olivine. I wonder, though, are those crystals prone to breaking out from the enclosing metal? Must pallasites be handled very carefully to prevent this from happening?]]></description> <dc:creator>Barry Miller</dc:creator> <category>Meteorites</category> <pubDate>Mon, 18 Apr 2016 02:38:01 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,378599,378601#msg-378601</guid> <title>Re: My latest meteorite</title> <link>http://www.mindat.org/forum.php?read,98,378599,378601#msg-378601</link> <description><![CDATA[Nice specimen, glad you got one. And yes, the fusion crust will vary depending on what was exposed to be melted.]]></description> <dc:creator>Doug Daniels</dc:creator> <category>Meteorites</category> <pubDate>Sun, 27 Mar 2016 03:14:58 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,378599,378599#msg-378599</guid> <title>My latest meteorite</title> <link>http://www.mindat.org/forum.php?read,98,378599,378599#msg-378599</link> <description><![CDATA[I got this meteorite last week, it's the second meteorite in my collection to have come from a fall which been observed and recorded on film (the other being my small Chelyabinsk individual).<br />This one is from the fall on 2/09/2015 over Bingol in Turkey, it seems most of the meteorites have been found in the village called Saricicek and that appears to be the meteorites official name.<br />The glossy brown fusion crust is lovely, it is interesting to see how there can be variation in the fusion crust of meteorites, my Holbrook meteorite for example has a matte black colour, this must surely be to do with what minerals are present with the meteorite?<br />So far i have only been able to find one video clip which shows the bolide, all the others just show the flash illuminating the ground.<br /><a href="http://turk-met.net/saricicek-meteoritleri/saricicek-meteorite-video-gallery/" rel="nofollow" target="_blank">http://turk-met.net/saricicek-meteoritleri/saricicek-meteorite-video-gallery/</a><br /><br />[attachment 63090 Saricicekmeteorite1Howardite.JPG]<br />[attachment 63091 Saricicekmeteorite2.JPG]<br />[attachment 63092 Saricicekmeteoritewithlabel1024x708.jpg]]]></description> <dc:creator>Jason Evans</dc:creator> <category>Meteorites</category> <pubDate>Sun, 27 Mar 2016 03:09:54 +0100</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,378503,378512#msg-378512</guid> <title>Re: Reminder</title> <link>http://www.mindat.org/forum.php?read,98,378503,378512#msg-378512</link> <description><![CDATA[Generally, if you post a thread saying "I've found this diamond/gold/meteorite/whatever" with a photo of some random pebble then yes, it's likely to get deleted.<br /><br />People who are more open to constructive advice will find their postings remain.]]></description> <dc:creator>Jolyon & Katya Ralph</dc:creator> <category>Meteorites</category> <pubDate>Fri, 25 Mar 2016 22:54:24 +0000</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,378503,378511#msg-378511</guid> <title>Re: Reminder</title> <link>http://www.mindat.org/forum.php?read,98,378503,378511#msg-378511</link> <description><![CDATA[Maybe the same should apply to gold and diamonds as well..... :-S]]></description> <dc:creator>Paul Brandes</dc:creator> <category>Meteorites</category> <pubDate>Fri, 25 Mar 2016 22:51:36 +0000</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,378503,378503#msg-378503</guid> <title>Reminder</title> <link>http://www.mindat.org/forum.php?read,98,378503,378503#msg-378503</link> <description><![CDATA[This is not a place to post your "Is this a meteorite?" or "Look at this meteorite I found which for some reason looks nothing like a real meteorite yet I am still convinced it is a meteorite - how much is it worth?" queries.<br /><br />Such posts will be deleted, as previous ones here have been.<br /><br />If you post a query in the "Identity Help" thread and don't mention the word 'meteorite' at all, then there's a good chance it won't be deleted and you'll get an answer.<br /><br />Jolyon]]></description> <dc:creator>Jolyon & Katya Ralph</dc:creator> <category>Meteorites</category> <pubDate>Fri, 25 Mar 2016 21:33:43 +0000</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,377584,377584#msg-377584</guid> <title>New meteorite in Germany (Bavaria)</title> <link>http://www.mindat.org/forum.php?read,98,377584,377584#msg-377584</link> <description><![CDATA[New meteorite in Germany (observed fall).<br /><br /><a href="https://www.uni-muenster.de/news/view.php?cmdid=8215" rel="nofollow" target="_blank">https://www.uni-muenster.de/news/view.php?cmdid=8215</a><br /><a href="http://meteor.asu.cas.cz/Stubenberg/" rel="nofollow" target="_blank">http://meteor.asu.cas.cz/Stubenberg/</a><br /><a href="http://www.amsmeteors.org/members/imo_view/event/2016/916" rel="nofollow" target="_blank">http://www.amsmeteors.org/members/imo_view/event/2016/916</a><br /><br /><br /><br />Added:<br /><a href="http://www.mindat.org/loc-270075.html" rel="nofollow" target="_blank">http://www.mindat.org/loc-270075.html</a>]]></description> <dc:creator>Uwe Kolitsch</dc:creator> <category>Meteorites</category> <pubDate>Thu, 17 Mar 2016 13:31:11 +0000</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,375709,375739#msg-375739</guid> <title>Re: Desert Glass in Mojave Desert?</title> <link>http://www.mindat.org/forum.php?read,98,375709,375739#msg-375739</link> <description><![CDATA[Could be a result of some partiers and a bonfire.... or several.]]></description> <dc:creator>Doug Daniels</dc:creator> <category>Meteorites</category> <pubDate>Wed, 02 Mar 2016 03:56:34 +0000</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,375709,375719#msg-375719</guid> <title>Re: Desert Glass in Mojave Desert?</title> <link>http://www.mindat.org/forum.php?read,98,375709,375719#msg-375719</link> <description><![CDATA[First off, Welcome to Mindat, Joyce!<br /><br />It would be very helpful if at some point a photo could be posted somewhere to at least get an idea of what the material looks like and a possible mode of formation. But I'm with Alfredo; most likely either volcanic origin or slag. Again, if only we had a photo..... :-D]]></description> <dc:creator>Paul Brandes</dc:creator> <category>Meteorites</category> <pubDate>Wed, 02 Mar 2016 00:26:32 +0000</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,375709,375713#msg-375713</guid> <title>Re: Desert Glass in Mojave Desert?</title> <link>http://www.mindat.org/forum.php?read,98,375709,375713#msg-375713</link> <description><![CDATA[Thank you for the information. I would think volcanic, too, but would like to see it for myself. We live on the border of the Mojave and it would be easy (probably) for us to go out and see the area. When talking about Libyan Desert Glass online, there is sometimes a mention that similar glass is found in the Mojave Desert but a location is never given.]]></description> <dc:creator>Joyce McCluskey</dc:creator> <category>Meteorites</category> <pubDate>Tue, 01 Mar 2016 23:47:14 +0000</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,375709,375711#msg-375711</guid> <title>Re: Desert Glass in Mojave Desert?</title> <link>http://www.mindat.org/forum.php?read,98,375709,375711#msg-375711</link> <description><![CDATA[Glass is usually melted sand or rock, and there are any number of different types of causes for that melting: volcanic, lightning, ore smelting, kilns run too hot, accidental conflagrations... Libyan desert glass (caused by a meteor) is probably the least likely explanation, but not impossible. If I were a betting man, I'd bet that most glass in the Mohave Desert is either volcanic, or man-made slag.]]></description> <dc:creator>Alfredo Petrov</dc:creator> <category>Meteorites</category> <pubDate>Tue, 01 Mar 2016 23:25:14 +0000</pubDate> </item> <item> <guid>http://www.mindat.org/forum.php?read,98,375709,375709#msg-375709</guid> <title>Desert Glass in Mojave Desert?</title> <link>http://www.mindat.org/forum.php?read,98,375709,375709#msg-375709</link> <description><![CDATA[I have been reading online that desert glass (similar to Libyan Desert Glass) has been found in the Mojave Desert, maybe around San Bernardino. Does anyone know whether this is true or not? And if so, where is it and what would have caused it?]]></description> <dc:creator>Joyce McCluskey</dc:creator> <category>Meteorites</category> <pubDate>Tue, 01 Mar 2016 23:06:38 +0000</pubDate> </item> </channel> </rss>