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0 item @ $0.00  

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 acanthite, baryte, calcite, cerussite, and coloradoite and more from places like Ridgeway mine, Maggie Gulch, Animas dist., San Juan Co., Colorado, United States, Stoneham, Weld Co., Colorado, United States, Idarado mine, Telluride, San Miguel Co., Colorado, United States, St. Louis Tunnel, Rico dist., Dolores Co., Colorado, United States, and Bessie G mine, La Plata Co., Colorado, United States.

Acanthite

in Quartz - #AH53401
Locality
Ridgeway mine, Maggie Gulch, Animas dist., San Juan Co., Colorado, United States 
Formula
Ag2
Availability
Sold
Size
6.5 x 6 x 4 cm - Sm Cabinet 
Tagged
sulfide , silver  

White Quartz matrix with embedded dull dark grey crystal grains. There are some exposed "crystallites".


Acanthite

Formula
Ag2
Crystal System
Monoclinic 
Crystal Habit
Blocky, Skeletal, Arborescent 
Cleavage
poor to none 
Luster
Metallic 
Color
lead gray, gray, iron black 
Streak
shining black 
Class
Monoclinic - Prismatic 
Fracture
Sectile 
Hardness
2-2.5 
Collection
Arnold G Hampson Collection
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Previously Sold Acanthite
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Baryte

#AH53374
Locality
Stoneham, Weld Co., Colorado, United States 
Formula
BaSO4 
Availability
Sold
Size
6.5 x 3 x 1.5 cm - Sm Cabinet 

Blue prismatic, parallel crystals to 5.5cm. The main, center crystal on the backside has a divot, but it is not seen head-on. The remainder of all crystals are fine. It's a good specimen if you are looking for one of the more classical Baryte localities in the USA. 


Baryte

Formula
BaSO4 
Crystal System
Orthorhombic 
Crystal Habit
Tabular, Prismatic, Massive - Fibrous 
Cleavage
Perfect, Perfect, Imperfect 
Luster
Vitreous (Glassy) 
Color
white, yellowish white, grayish white, brownish white, dark brown 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Uneven 
Hardness
3-3.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Baryte
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Previously Sold Baryte
On Dakota Matrix
Other Available Baryte
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Mindat
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Baryte

#AH53382
Locality
Stoneham, Weld Co., Colorado, United States 
Formula
BaSO4 
Availability
Sold
Size
3 x 2 x 1 cm - Thumbnail 

Five little glassy blue, gemmy crystals of Baryte. I have not seen such clarity in the Baryte from Stoneham.  All crystals are nicely terminated.


Baryte

Formula
BaSO4 
Crystal System
Orthorhombic 
Crystal Habit
Tabular, Prismatic, Massive - Fibrous 
Cleavage
Perfect, Perfect, Imperfect 
Luster
Vitreous (Glassy) 
Color
white, yellowish white, grayish white, brownish white, dark brown 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Uneven 
Hardness
3-3.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Baryte
On Dakota Matrix
Previously Sold Baryte
On Dakota Matrix
Other Available Baryte
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Mindat
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Calcite

(manganoan) - #AH53370
Locality
Idarado mine, Telluride, San Miguel Co., Colorado, United States 
Formula
CaCO3 
Availability
Sold
Size
9.5 x 7.5 x 4 cm - Cabinet 
Tagged
carbonate  
Special Info
Fluorescent 

White, slighly faint pink Calcite crystals to 2.7cm. Fantastic fluorescence.


Calcite

Formula
CaCO3 
Crystal System
Trigonal 
Crystal Habit
Crystalline - Coarse, Stalactitic, Massive 
Cleavage
Perfect, Perfect, Perfect 
Luster
Vitreous (Glassy) 
Color
colorless, white, pink, yellow, brown 
Streak
white 
Class
Trigonal - Hexagonal Scalenohedral 
Fracture
Brittle - Conchoidal 
Hardness
Collection
Arnold G Hampson Collection
Special Info
Fluorescent
Mineralpedia
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Cerussite

with Azurite - #AH53408
Locality
St. Louis Tunnel, Rico dist., Dolores Co., Colorado, United States 
Formula
PbCO3 
Availability
Sold
Size
8.5 x 6.5 x 4 cm - Sm Cabinet 
Tagged
carbonate  

Cerussite crystals to 11mm with a dusting of powder Azurite. It's a cool specimen with that Azurite mix. The vug is 3cm.


Cerussite

Formula
PbCO3 
Crystal System
Orthorhombic 
Crystal Habit
Reticulate, Massive - Granular, Crystalline - Coarse 
Cleavage
Distinct, Distinct, None 
Luster
Adamantine 
Color
colorless, white, gray, blue, green 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
3-3.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Cerussite
On Dakota Matrix
Previously Sold Cerussite
On Dakota Matrix
Other Available Cerussite
WebMineral
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Mindat
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Coloradoite

with Gold - #AH53360
Locality
Bessie G mine, La Plata Co., Colorado, United States 
Formula
HgTe 
Availability
Sold
Size
9 x 7 x 5.5 cm - Sm Cabinet 
Tagged
tellurium  

Good showings of vein Gold with rare patchy grains of Coloradoite to 2cm.


Coloradoite

Formula
HgTe 
Crystal System
Isometric 
Crystal Habit
Massive, Granular 
Cleavage
None, None, None 
Luster
Metallic 
Color
grayish black, black 
Streak
black 
Class
Isometric - Hextetrahedral 
Fracture
Conchoidal 
Hardness
2.5 
Collection
Arnold G Hampson Collection

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