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0 item @ $0.00  

Mixed Minerals

Sunday, 12 July 2020 05:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including marcasite, and mottramite and more from places like Picher mine, Ottawa Co., Oklahoma, United States, and Crestmore, Riverside Co., California, United States.

Marcasite

on Galena - #AH53735
Locality
Picher mine, Ottawa Co., Oklahoma, United States 
Formula
FeS2 
Availability
Sold
Size
13 x 8 x 7 cm - Cabinet 
Tagged
sulfide  

Classic, brassy, cockscomb habit Marcasite crystals to 2.5cm with etched out Galena cubes. 


Marcasite

Formula
FeS2 
Crystal System
Orthorhombic 
Crystal Habit
Tabular, Stalactitic, Globular 
Cleavage
Indistinct, None, None 
Luster
Metallic 
Color
bronze, light brass yellow, tin white 
Streak
gray brownish black 
Class
Orthorhombic - Dipyramidal 
Fracture
Uneven 
Hardness
6-6.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Marcasite
On Dakota Matrix
Previously Sold Marcasite
On Dakota Matrix
Other Available Marcasite
WebMineral
View Marcasite
Mindat
View Marcasite
SOLD
Mottramite - 53715
Mottramite - 53715

Mottramite

#53715
Locality
Crestmore, Riverside Co., California, United States 
Formula
PbCuVO4(OH) 
Availability
Sold
Size
5.5 x 4 x 2 cm - Sm Cabinet 
Tagged
copper , vanadium  

Yellow to green crust.


Mottramite

Formula
PbCuVO4(OH) 
Crystal System
Orthorhombic 
Crystal Habit
Plumose, Radial, Encrustations 
Cleavage
None, None, None 
Luster
Greasy (Oily) 
Color
brown, brown red, brownish black, green, dark green 
Streak
light brownish green 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
3.5 
Collection
Fred DeVito Collection

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