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Hampson Colorado Minerals

Sunday, 31 May 2020 06:00 PM

Introducing the "Hampson Colorado Minerals" gallery which is part of our Special Edition galleries. This gallery contains mineral specimens for sale including hematite, hemimorphite, hubnerite, and microcline and more from places like Comstock mine, La Plata Co., Colorado, United States, Star of the West, Montezuma Area, Summit Co., Colorado, United States, Blind Tom, Leadville District, Lake Co. Colorado, United States, Mountain Monarch, Ouray dist., Colorado, United States, American Tunnel, Silverton, San Juan Co., Colorado, United States, and The Ten Percenter mine, Teller Co., Colorado, United States.

Hematite

with Quartz - #AH53367
Locality
Comstock mine, La Plata Co., Colorado, United States 
Formula
Fe2O3 
Availability
Available
Price
$40.00
Size
7 x 7 x 7 cm - Sm Cabinet 

Discoidal crystals of Hematite to 4mm with needle Quartz in pockets.


Hematite

Formula
Fe2O3 
Crystal System
Trigonal 
Crystal Habit
Tabular, Blocky, Earthy 
Cleavage
None, None, None 
Luster
Metallic 
Color
reddish gray, black, blackish red 
Streak
reddish brown 
Class
Trigonal - Hexagonal Scalenohedral 
Fracture
Conchoidal 
Hardness
6.5 
Collection
Arnold G Hampson Collection
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Hemimorphite

#AH53393
Locality
Star of the West, Montezuma Area, Summit Co., Colorado, United States 
Formula
Zn4Si2O7(OH)2·H2
Availability
Sold
Size
6 x 4 x 4.5 cm - Sm Cabinet 

Colorless bladed sprays of Hemimorphite crystals in groups to 7mm across.


Hemimorphite

Formula
Zn4Si2O7(OH)2·H2
Crystal System
Orthorhombic 
Crystal Habit
Massive, Stalactitic, Mammillary 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
brown, colorless, greenish gray, yellow brown, white 
Streak
white 
Class
Orthorhombic - Pyramidal 
Fracture
Conchoidal 
Hardness
Collection
Arnold G Hampson Collection

Hemimorphite

#AH53404
Locality
Blind Tom, Leadville District, Lake Co. Colorado, United States 
Formula
Zn4Si2O7(OH)2·H2
Availability
Sold
Size
2.5 x 2 x 2 cm - Thumbnail 

Colorless sprays of Hemimorphite to 1.5cm across in open vug.


Hemimorphite

Formula
Zn4Si2O7(OH)2·H2
Crystal System
Orthorhombic 
Crystal Habit
Massive, Stalactitic, Mammillary 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
brown, colorless, greenish gray, yellow brown, white 
Streak
white 
Class
Orthorhombic - Pyramidal 
Fracture
Conchoidal 
Hardness
Collection
Arnold G Hampson Collection

Hubnerite

with Galena, Rhodonite, Sphalerite - #AH53402
Locality
Mountain Monarch, Ouray dist., Colorado, United States 
Formula
Mn2+WO4 
Availability
Sold
Size
7 x 5 x 5 cm - Sm Cabinet 
Tagged
tungsten  

Dark reddish brown slender Hubnerite crystals to 10mm embedded in Quartz matrix with massive Rhodochrosite on one end and Galena/Sphalerite on the other end. This is a nice example of vein mineralization.

Collected by Arnold Hampson in 1961.


Hubnerite

Formula
Mn2+WO4 
Crystal System
Monoclinic 
Crystal Habit
Prismatic, Lamellar, Massive - Granular 
Cleavage
Perfect, None, None 
Luster
Sub Metallic 
Color
brown, reddish brown, brownish black 
Streak
reddish brown 
Class
Monoclinic - Prismatic 
Fracture
Brittle 
Hardness
4.5 
Collection
Arnold G Hampson Collection
Mineralpedia
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Hubnerite

with Pyrite, Chalcopyrite & Quartz - #AH53405
Locality
American Tunnel, Silverton, San Juan Co., Colorado, United States 
Formula
Mn2+WO4 
Availability
Sold
Size
14 x 7 x 6 cm - Cabinet 
Tagged
tungsten  

Thin bladed Hubnerite crystals with a great deep red color well represnted in the digital photos. Excellent study specimen with the scope and some brandy. There is much more that meets the eye. 


Hubnerite

Formula
Mn2+WO4 
Crystal System
Monoclinic 
Crystal Habit
Prismatic, Lamellar, Massive - Granular 
Cleavage
Perfect, None, None 
Luster
Sub Metallic 
Color
brown, reddish brown, brownish black 
Streak
reddish brown 
Class
Monoclinic - Prismatic 
Fracture
Brittle 
Hardness
4.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Hubnerite
On Dakota Matrix
Previously Sold Hubnerite
On Dakota Matrix
Other Available Hubnerite
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Microcline

var. amazonite - #AH53396
Locality
The Ten Percenter mine, Teller Co., Colorado, United States 
Formula
KAlSi3O8 
Availability
Available
Price
$195.00
Size
5 x 4.5 x 4 cm - Miniature 
Tagged
pegmatite mineral  

This specimen was shown numerous times at shows across the country by Arnold Hampson. When we picked up the collection, it was one of the several specimens amazonite in his show case.

Good rich, deep bluish green color with with a base of cleavelandite. Sits perfect without aid, no damage. From the "Key-hole vug", 1986 by Don L. Smith Sr.


Microcline

Formula
KAlSi3O8 
Crystal System
Triclinic 
Crystal Habit
Blocky, Crystalline - Coarse, Prismatic 
Cleavage
Perfect, Good, None 
Luster
Vitreous (Glassy) 
Color
bluish green, green, gray, grayish yellow, yellowish 
Streak
white 
Class
Triclinic - Pinacoidal 
Fracture
Uneven 
Hardness
Collection
Arnold G Hampson Collection

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