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Jesse Fisher Replies: 5 Views: 682 |
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I have a similar specimen, which was labeled "Val Cristallina, near Medel, Grisons, Switzerland". There is a Mindat page for the location:
http://www.mindat.org/loc-29363.html |
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Jesse Fisher Replies: 15 Views: 1927 |
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In the back-lighted photo I see some black material in some of the corners. Possibly bitumen? This was common with fluorite from S. Illinois. Not sure about Wolsendorf or Frohnau. | |
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Jesse Fisher Replies: 15 Views: 1927 |
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Not England. S. Illinois is most likely, I think. | |
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Jesse Fisher Replies: 119 Views: 191973 |
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Another German fluorite. The first one I ever acquired around 20 years ago. At the time it was labeled "Weardale", maybe because of the Weardale-like twins, but I knew it was not. Barite and ... | |
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Jesse Fisher Replies: 12 Views: 5095 |
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Who is this person, and what happened to him? It looks like he was having fun, however! | |
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Jesse Fisher Replies: 7 Views: 4330 |
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I recall seeing a dealer at the Munich show around that time who was selling diamond in kimberlite matrix specimen that had been assembled, though without the statuary. They were, however, labeled &qu ... | |
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Jesse Fisher Replies: 28 Views: 103749 |
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Another Naica fluorite, which according to Pete's analysis would be cube-dodechahedral habit. From the find circa 2005. | |
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Jesse Fisher Replies: 33 Views: 68990 |
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Fluorite with dolomite and minor galena, from an unknown mine in the Wolsendorf area. | |
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Jesse Fisher Replies: 5 Views: 10012 |
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Pele's hair is a common byproduct of active lava fountaining during an eruption of basaltic lava at a volcano such as Hawaii's Kilauea. It is produced during fountaining when escaping volatile gases ( ... | |
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Jesse Fisher Replies: 11 Views: 17388 |
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It has been said that the only constant in life is change. After being involved with mineral collecting for around 40 years now, this is becoming all too evident. In recent years many of the dealers a ... | |
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Jesse Fisher Replies: 13 Views: 16785 |
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Can't collect because prices are too high? You all must be going to the wrong venues. I have no trouble finding great specimens for 3-figure prices. The problem I think is that people are much like mo ... | |
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Jesse Fisher Replies: 13 Views: 16785 |
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The ever-increasing prices ask for decent specimens is certainly making it difficult to pursue building a serious collection any more. The shift in the overall hobby toward aesthetics over scientific ... | |
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Jesse Fisher Replies: 2 Views: 5151 |
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Hello Adrian, The FMF is primarily about specimen mineralogy and not lapidary items or procedures, so you are not likely to find much useful information here. I would suggest looking on Facebook for a ... | |
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Jesse Fisher Replies: 6 Views: 8932 |
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Fossil assemblages associated with fluorite mineralization were not uncommon at the Rogerley Mine. Most common were carboniferous-era colony corals, which were often present in the host limestone. Min ... | |
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Jesse Fisher Replies: 11 Views: 13354 |
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Could possibly be from the Sudtirol in the Trentino-Alto Adige region. | |
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