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0 item @ $0.00  

Mixed Minerals

Sunday, 13 September 2020 06:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including fluorite and more from places like Nancy Hanks mine, Unaweep Canyon, Mesa Co., Colorado, United States.

Fluorite

with Quartz (amethyst) - #AH54059
Locality
Nancy Hanks mine, Unaweep Canyon, Mesa Co., Colorado, United States 
Formula
CaF2 
Availability
Available
Price
$85.00
Size
6.5 x 5.5 x 4 cm - Sm Cabinet 

This is one of the better Colorado localities for green Fluorite which occurs with amethyst. 


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
Collection
Arnold G Hampson Collection
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