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Rare Tsumeb Mineral Specimens IV

Friday, 29 June 2018 07:00 PM

Introducing the "Rare Tsumeb Mineral Specimens IV" gallery which is part of our Special Edition galleries. This gallery contains mineral specimens for sale including biehlite, calcite, carminite, cerussite, dioptase, and gartrellite and more from places like Tsumeb mine, Tsumeb, Namibia.

SOLD
Biehlite - 38389
Biehlite - 38389

Biehlite

#38389
Locality
Tsumeb mine, Tsumeb, Namibia 
Formula
Sb3+2MoO6 
Availability
Sold
Size
1 x 0.5 x 0.5 cm - Thumbnail 
Special Info
Type & Only Locality 
Special Info
Type Material 

A bundle of white acicular crystals from type specimen via G. Gebhard. Extremely rare. The specimen is from the type specimen. See prov tab.


Biehlite

Formula
Sb3+2MoO6 
Crystal System
Monoclinic 
Crystal Habit
Fibrous 
Luster
Vitreous - Silky 
Color
white 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Flexible 
Hardness
1-1.5 
Special Info
Type & Only Locality
Special Info
Type Material
Mineralpedia
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Previously Sold Biehlite
On Dakota Matrix
Other Available Biehlite
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Mindat
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Calcite

#PD49218
Locality
Tsumeb mine, Tsumeb, Namibia 
Formula
CaCO3 
Availability
Available
Price
$40.00
Size
12.5 x 5.5 x 6 cm - Cabinet 
Tagged
carbonate  

White interesting formation of at least two generations of Calcite, perhaps as a cast of a former mineral.


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
Don Phillips Collection
Mineralpedia
View Calcite
On Dakota Matrix
Previously Sold Calcite
On Dakota Matrix
Other Available Calcite
WebMineral
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Mindat
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SOLD
Carminite - 38401
Carminite - 38401

Carminite

with Gartrellite - #38401
Locality
Tsumeb mine, Tsumeb, Namibia 
Formula
PbFe3+2(AsO4)2(OH)2 
Availability
Sold
Size
0.5 x 0.3 x 0.2 cm - Thumbnail 
Tagged
arsenate  

A small 5mm specimen of bright red Carminite and green Gartrellite.


Carminite

Formula
PbFe3+2(AsO4)2(OH)2 
Crystal System
Orthorhombic 
Crystal Habit
Lath, Acicular 
Cleavage
Distinct, None, None 
Luster
Vitreous - Pearly 
Color
carmine red, reddish brown 
Streak
reddish yellow 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
3.5 
Mineralpedia
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On Dakota Matrix
Previously Sold Carminite
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Mindat
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Cerussite

#PD49250
Locality
Tsumeb mine, Tsumeb, Namibia 
Formula
PbCO3 
Availability
Sold
Size
3 x 2 x 2 cm - Thumbnail 
Tagged
carbonate  

Twinned Cerussite crystals to 1.5cm.


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
Don Phillips Collection
Mineralpedia
View Cerussite
On Dakota Matrix
Previously Sold Cerussite
On Dakota Matrix
Other Available Cerussite
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Mindat
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SOLD
Dioptase - 46872
Dioptase - 46872

Dioptase

#46872
Locality
Tsumeb mine, Tsumeb, Namibia 
Formula
CuSiO3·H2
Availability
Sold
Size
6 x 4 x 3.5 cm - Sm Cabinet 
Tagged
copper  

Lustrous green Dioptase crystals to 1.3cm. Possibly associated with Minrecordite.


Dioptase

Formula
CuSiO3·H2
Crystal System
Trigonal 
Crystal Habit
Massive, Cryptocrystalline, Crystalline - Coarse 
Cleavage
Good, None, None 
Luster
Vitreous (Glassy) 
Color
dark blue green, emerald green, turquoise 
Streak
green 
Class
Trigonal - Rhombohedral 
Fracture
Conchoidal 
Hardness
Mineralpedia
View Dioptase
On Dakota Matrix
Previously Sold Dioptase
On Dakota Matrix
Other Available Dioptase
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Mindat
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Gartrellite

with Olivenite - #PD49298
Locality
Tsumeb mine, Tsumeb, Namibia 
Formula
PbCuFe3+(AsO4)2(OH)·H2
Availability
Sold
Size
3 x 2.5 x 1.5 cm - Thumbnail 
Tagged
arsenate , copper  
Special Info
Raman 

Mustard yellow crystals of Gartrellite with Olivenite crystals to 2mm. Confirmed by Raman.


Gartrellite

Formula
PbCuFe3+(AsO4)2(OH)·H2
Crystal System
Triclinic 
Crystal Habit
Encrustations 
Luster
Earthy (Dull) 
Color
greenish yellow, yellow 
Streak
yellow 
Class
Triclinic 
Fracture
Friable 
Hardness
1-2 
Collection
Don Phillips Collection
Special Info
Raman

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