Scaly Biotite
Collection
John Betts - Fine Minerals
Description
Compact mass of 1-2 mm
scaly
Biotite crystals on a
matrix
. This is actually the manganese-rich variety
Manganophyllite
. Ex. A. Lincoln Sherk II, MD. (1896-1970).
Locality
Langbanshyttan, Sweden
Dimensions
6 x 4 x 2.5 cm.
Specimen Grade
A
Photograph
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