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| Cryolite with Siderite |
As an uninitiated mineralogist, I previously would have called the white substance quartz but it is instead Cryolite. This sample came from Greenland, the premier place in the world to obtain it.
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| Cryolite from Greenland |
I read in Wikipedia that it is used in the process of obtaining aluminium from from bauxite.
The brown substance is Siderite.
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| Cryolite with Siderite |
The darker substance peaked my curiosity and I kept thinking of a sample I own of enargite.
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| Enargite? |
I would appreciate comments if anyone has an opinion.
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