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12-10-2009, 01:05 AM
Thread: natural beryl?Any idea what is it?
by mainaman- Replies
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A little exerpt from Wikipedia The mineral...
A little exerpt from Wikipedia
The mineral beryl is a beryllium aluminium cyclosilicate with the chemical formula Be3Al2(SiO3)6. The hexagonal crystals of beryl may be very small or range to...
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