Biotite Mica Book | Black Crystal | 126 Grams | Córdoba, Spain | SO24

This is a beautiful, black Biotite crystal book from Córdoba. Spain. This biotite has a classic crystal shape and attractive dark coloration. 

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. Single large plates or "books" of biotite can grow to considerable size and can make impressive mineral specimens.

Name: Biotite Mica
Specimen Size:  Large Cabinet-Sized
Dimensions:  111x58x20 mm / 4.4x2.3x0.8 inches
Weight:  126 Grams / 4.4 Ounces
Origin:  Córdoba, Spain