Fishtail Selenite

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£20.00

Fishtail Selenite

Selenite is a variety of gypsum.

It is most often transparent and colourless.

It is named after the Greek word meaning "the moon".



Physical properties of Selenite:

Chemical composition: CaSO4·2H2O

Crystal habit: earthy dull clay like texture with no visible crystalline affinities

Crystal system: monoclinic

Hardness: 2

Luster: pearly

Specific gravity: 2.3

Weight: 127 g
Dimensions: 9 cm × 6 cm × 1.5 cm
£20.00