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0 item @ $0.00  

Hampson Collection

Friday, 11 October 2019 06:00 PM

Introducing the "Hampson Collection" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including vanadinite, and wulfenite and more from places like Old Yuma mine, Pima Co., Arizona, United States, and Mammoth mine, Tiger, Pinal Co., Arizona, United States.

Vanadinite

#AH51448
Locality
Old Yuma mine, Pima Co., Arizona, United States 
Formula
Pb5(VO4)3Cl 
Availability
Sold
Size
5 x 5.5 x 4 cm - Sm Cabinet 
Tagged
vanadium  

An excellent specimen for this locality. The crystals are large with good color and reach 6mm in openings created in-between Baryte(?) box work. Originated from the Columbine Mineral Shop in Ouray, Colorado.


Vanadinite

Formula
Pb5(VO4)3Cl 
Crystal System
Hexagonal 
Crystal Habit
Globular, Prismatic, Nodular 
Cleavage
None, None, None 
Luster
Adamantine 
Color
brown, brownish yellow, brown red, colorless, yellow 
Streak
brownish yellow 
Class
Hexagonal - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
3.5-4 
Collection
Arnold G Hampson Collection

Wulfenite

with Mimetite - #AH51455
Locality
Mammoth mine, Tiger, Pinal Co., Arizona, United States 
Formula
PbMoO4 
Availability
Sold
Size
9 x 5.5 x 3.5 cm - Sm Cabinet 

This specimen has a full display of beautiful, fiery orange and reddish orange colors. Most of the specimen is covered with tiny bright orange and acicular Mimetite crystal sprays which also cover many of the Wulfenite crystals. The Wulfenite occurs as bright translucent orange tabular crystals to about 5-6mm.  It is a very nice, eye catching specimen.


Wulfenite

Formula
PbMoO4 
Crystal System
Tetragonal 
Crystal Habit
Tabular, Pyramidal 
Cleavage
Imperfect, None, None 
Luster
Resinous - Greasy 
Color
orange yellow, waxy yellow, yellowish gray, olive green, brown 
Streak
yellowish white 
Class
Tetragonal - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
Collection
Arnold G Hampson Collection
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