Boehmite and Natrolite
Collection
John Betts - Fine Minerals
Description
Lustrous, transparent yellow Boehmite crystals to 1.5 mm lining small cavities in fibrous pink Natrolite, with colorless Natrolite crystals to 0.5 mm in the cavities. The Burvald label claims these are the world's largest böhmite crystals. Ex. W. Keller #360; ex. Ingulv Burvald.
Locality
Saga Quarry, west of Tvedalen, Telemark, Norway
Dimensions
4.5 x 3.0 x 2.0 cm
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