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0 item @ $0.00  

Fluorite with Galena & Calcite

#PD32175

Fluorite with Galena & Calcite

#PD32175
Availability
Sold
Size
5.5 x 6.5 x 5 cm - Sm Cabinet 
Formula
CaF2 (RRUFF)
Locality
Rosiclare, Hardin Co., Illinois, United States
Tagged
halide

A quaint little piece with a large silver-gray Galena cube to 2.5cm, a translucent light honey colored Calcite crystal to 3cm on purple Fluorite matrix. There is one perfect face of the Fluorite, the rest of it has been etched and covered with tiny Calcite and Pyrite crystals.

Fluorite

Formula
CaF2 
Crystal System
Isometric 
Crystal Habit
Crystalline - Coarse, Massive - Granular, Disseminated 
Cleavage
Three perfect, octahedral cleavages. 
Luster
Vitreous (Glassy) 
Color
purple, clear, yellow, green, red, blue 
Streak
white 
Geological Setting
Occurs in a wide range of geologic environments including low temperature Missississippi Valley lead-zinc deposits, hydrothermal gold deposits, Alpine cleft metamorphic environments  
Class
Isometric - Hexoctahedral 
Fracture
Uneven 
Hardness

Data courtesy of Webmineral.

Collection
Phillips Collection
Mineralpedia
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