flourite

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Quantity:
0
Shipping Terms:
FOB
Date Posted:
2012-07-01
Expires:
2012-07-08
Status:
Expired

This RFQ is expired and is no longer accepting quotes.

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Product Details

Category Halide mineral

Chemical formula
CaF2



Identification
Color Colorless, white, purple, blue, green, yellow, orange, red, pink, brown, bluish black; commonly zoned
Crystal habit
Occurs as well-formed coarse sized crystals also nodular, botryoidal, rarely columnar or fibrous; granular, massive

Twinning
Common on {111}, interpenetrant, flattened
Cleavage
Octahedral, perfect on {111}, parting on {011}
Fracture
Subconchoidal to uneven
Tenacity Brittle
Mohs scale hardness 4 (defining mineral)
Luster
Vitreous
Streak
White
Diaphaneity
Transparent to translucent
Specific gravity
3.175–3.184; to 3.56 if high in rare-earth elements
Optical properties Isotropic; weak anomalous anisotropism

Fusibility
3
Other characteristics sometimes phosphoresces when heated or scratched. Other varieties fluoresce

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