Can smoky quartz be dangerous ?
[2009-06-01 06:31:19]

Q: I bought a smoky quartz about 25 years ago. One lady told me she could have been irradiated to its dark color could still be a little hazardous to health. Is it conceivable? I bought it in Canada, do not know the exact origin.

Thank you.

A: The color of smoky quartz is generally the result of a bombardment of gamma rays form in the vicinity of uranium mineralization (or sometimes potassium or thorium), over millions or even billions of years. The quartz itself does not become radioactive this change, its crystal structure is simply...

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Whats the main differance between smoky topaz and smoky quartz.?
[2006-10-07 13:28:38]
Smoky Quartz Drop Earrings

and how can you give someone a piece of one's mind them apart in jewelry?


We are talking about two honestly different minerals. First quartz in a crystalline form. Quartz is Silicon Dioxide SiO2 (not a silicate!) - smokey only refers to its ensign which in this case brown to nearly black which is produced by millions of years revealing to the background radiation in...

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The miners followed small veins of quartz, mica and feldspar looking for pockets in which the emeralds ocurred. Besides emeralds, crystals of the unknown green mineral, aquamarine, rutile, smoky quartz, mica and other minerals were found in the same

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