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Mixed Minerals

Sunday, 09 May 2021 05:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including anglesite, azurite, baryte, and galena and more from places like Broken Hill, New South Wales, Australia, Morenci mine, Greenlee Co., Arizona, United States, Silberbach mine, Stolberg, Harz, Saxony-Anhalt, Germany, and Treece, Cherokee Co., Kansas, United States.

Anglesite

#BC52642
Locality
Broken Hill, New South Wales, Australia 
Formula
PbSO4 
Availability
Available
Price
$425.00
Size
7.5 x 5 x 5.5 cm - Sm Cabinet 

Nice cluster of white and lustrous Anglesite crystals up to 1.5cm. These pieces are hardly ever seen on the market from this classic and large deposit.


Anglesite

Formula
PbSO4 
Crystal System
Orthorhombic 
Crystal Habit
Granular, Stalactitic 
Cleavage
Good, Distinct, None 
Luster
Adamantine 
Color
blue, colorless, green, gray, yellow 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
2.5-3 
Collection
Barbara Cureton Collection
Mineralpedia
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Previously Sold Anglesite
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Azurite

#BC52626
Locality
Morenci mine, Greenlee Co., Arizona, United States 
Formula
Cu3(CO3)2(OH)2 
Availability
Available
Price
$395.00
Size
13 x 10 x 6.5 cm - Cabinet 
Tagged
carbonate , copper  

A large specimen of dull blue Azurite perhapd pseudomorphing Calcite(?). 


Azurite

Formula
Cu3(CO3)2(OH)2 
Crystal System
Monoclinic 
Crystal Habit
Tabular, Prismatic, Stalactitic 
Cleavage
Perfect, Fair, None 
Luster
Vitreous (Glassy) 
Color
azure blue, blue, light blue, dark blue 
Streak
light blue 
Class
Monoclinic - Prismatic 
Fracture
Brittle - Conchoidal 
Hardness
3.5-4 
Mineralpedia
View Azurite
On Dakota Matrix
Previously Sold Azurite
On Dakota Matrix
Other Available Azurite
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Mindat
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Baryte

#BC52636
Locality
Silberbach mine, Stolberg, Harz, Saxony-Anhalt, Germany 
Formula
BaSO4 
Availability
Available
Price
$295.00
Size
12 x 10 x 6 cm - Cabinet 

A large, beautiful cluster of lustrous white Baryte crystals. The crystals have an interesting sawtooth-like terminations which are actually staked plates. It is in great shape with no damage. There are three old lables, two of which are handwritten in ink. It is also Ex Earl L. Calvert collection. Please see prov. tab for labels.


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
Barbara Cureton Collection
Mineralpedia
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On Dakota Matrix
Previously Sold Baryte
On Dakota Matrix
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Mindat
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Galena

with Sphalerite - #BC52634
Locality
Treece, Cherokee Co., Kansas, United States 
Formula
PbS 
Availability
Available
Price
$175.00
Size
14 x 7 x 7 cm - Cabinet 
Tagged
sulfide  

A wonderful cabinet specimen from this old-time and classic American locality. The Galena octahedral with some skeletal growth features and are around 1.5cm each. The matrix is chert with black Sphalerite crysatls to 5mm.


Galena

Formula
PbS 
Crystal System
Isometric 
Crystal Habit
Euhedral Crystals, Massive - Granular, Massive 
Cleavage
Perfect, Perfect, Perfect 
Luster
Metallic 
Color
light lead gray, dark lead gray 
Streak
grayish black 
Class
Isometric - Hexoctahedral 
Fracture
Brittle 
Hardness
2.5 
Collection
Barbara Cureton Collection
Mineralpedia
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On Dakota Matrix
Previously Sold Galena
On Dakota Matrix
Other Available Galena
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Mindat
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