Biotite Mica Book | Black Crystal | 71 Grams | Ontario, Canada | SO24 Fluellite 7 x 8mm | 41

SKU: 1659575003

4.5

EUR14.20 EUR59.20 Greenhouse rate

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Ships within 48 hours · Estimated delivery Oct 20 - Oct 25

Description

7 x 8mm | 41

Shape: Modified Octagon Cut

These qualities

3ct | 38

Biotite Mica Book | Black Crystal | 71 Grams | Ontario, Canada | SO24 Fluellite 7 x 8mm | 41This is a sharp, beautiful, black Biotite crystal book from the Calcite Vein Dikes of the Grenville Geological Province Ontario, Canada. This biotite has classic crystal shape and attractive dark black coloration. This specimen is a great example of both, Biotite is rarely considered a valuable mineral specimen, but it can accompany other minerals and compliment them. In Bancroft, Ontario Biotite forms large crystals with green apatite and hornblende.

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