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0 item @ $0.00  

Greenockite with Sphalerite & Fluorite

#52456

Greenockite with Sphalerite & Fluorite

#52456
Availability
Sold
Size
5 x 4 x 2.5 cm - Miniature 
Formula
CdS (RRUFF)
Locality
Old Millclose mine, Darley Dale, Derbyshire, England
Tagged
sulfide

Mustard yellow speckles of Greenockite with Sphalerite and purple Fluorite. Sphalerite can often contain cadmium, certainly where the Greenockite is derived.

Greenockite

Formula
CdS 
Crystal System
Hexagonal 
Crystal Habit
Radial, Encrustations, Colloform 
Cleavage
Distinct, Imperfect, None 
Luster
Adamantine - Resinous 
Color
honey yellow, citron yellow, orange yellow 
Streak
orange yellow 
Class
Hexagonal - Dihexagonal Pyramidal 
Fracture
Uneven 
Hardness
3.5-4 

Data courtesy of Webmineral.

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