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Measurements: 42 x 36 x 23 mm Description: A light greenish-grey, double sided cluster of fluorite crystals. It has a few tiny spots of hyalite opal on it. One side has no notable damage,
while the other side has a few contact marks. Weight of
Specimen: 25.2 g
Chemical
Composition: CaF2
(fluorite) Hardness on Mohs Scale: (fluorite) 4 (opal) 5.5-6 Location: Specimen Code: NERF 031 US
$ 35
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