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1 item @ $40.00  

Mixed and Rare Minerals

Sunday, 11 February 2024 06:00 PM

Introducing the "Mixed and Rare Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including azurite, calcite, galena, jalpaite, perroudite, and stilbite and more from places like Metcalf mine, Greenlee Co., Arizona, United States, Cumberland, England, Krushev dol mine, Madan ore field, Rhodope Mts, Bulgaria, Astohuaraca mine, Castrovirreyna, Huancavelica, Peru, Cap Garonne mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur, France, and Pune dist., Maharashtra, India.

Azurite

with Malachite - #BN48698
Locality
Metcalf mine, Greenlee Co., Arizona, United States 
Formula
Cu3(CO3)2(OH)2 
Availability
Available
Price
$85.00
Size
8.5 x 5.5 x 3.3 cm - Sm Cabinet 
Tagged
carbonate , copper  

Rich blue superb crystals of Azurite in sheaf-like bundles. It is lustrous and displays well.


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 
Collection
Dr. Buford Nichols Collection
Mineralpedia
View Azurite
On Dakota Matrix
Previously Sold Azurite
On Dakota Matrix
Other Available Azurite
WebMineral
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Mindat
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Calcite

#BAC63229
Locality
Cumberland, England 
Formula
CaCO3 
Availability
Available
Price
$60.00
Size
5.5 x 4 x 3.3 cm - Sm Cabinet 
Tagged
carbonate  

A 3.5cm colorless, sharp, undamaged crystal of Calcite on a Calcite matrix.


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
William & Anne Cook 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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Galena

#AH62960
Locality
Krushev dol mine, Madan ore field, Rhodope Mts, Bulgaria 
Formula
PbS 
Availability
Sold
Size
6.5 x 6 x 4 cm - Sm Cabinet 
Tagged
sulfide  

Shiny, silvery, Cubo-octahedral crystals to 1.3cm in a good large cluster.


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
Arnold G Hampson Collection
Mineralpedia
View Galena
On Dakota Matrix
Previously Sold Galena
On Dakota Matrix
Other Available Galena
WebMineral
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Mindat
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Jalpaite

with Acanthite and Silver on Baryte - #KR62774
Locality
Astohuaraca mine, Castrovirreyna, Huancavelica, Peru 
Formula
Ag3CuS2 
Availability
Available
Price
$250.00
Size
5.5 x 5 x 4.5 cm - Sm Cabinet 
Tagged
sulfide , copper , silver  

1-2mm groups of dull tabular to equant crystals of Jalpaite with indistinct but lustrous crystals of Acanthite. On the backside of the specimen are numerous wire Silver groups to 3mm some with excellent herringbone habit. Great, choice specimen


Jalpaite

Formula
Ag3CuS2 
Crystal System
Tetragonal 
Luster
Metallic 
Color
gray, dark gray 
Streak
black 
Class
Tetragonal - Ditetragonal Dipyramidal 
Fracture
Sectile 
Hardness
2-2.5 
Collection
Kenneth Raabe Collection
Mineralpedia
View Jalpaite
On Dakota Matrix
Previously Sold Jalpaite
On Dakota Matrix
Other Available Jalpaite
WebMineral
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Mindat
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Perroudite

#KR61993
Locality
Cap Garonne mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur, France 
Formula
Ag4Hg5S5(I,Br)2Cl2 
Availability
Available
Price
$100.00
Size
1 x 1.1 x 1 cm - Thumbnail 
Tagged
silver  
Special Info
Type Locality 

Two minute 1mm pockets filled with rare, acicular crystals of Perroudite.


Perroudite

Formula
Ag4Hg5S5(I,Br)2Cl2 
Crystal System
Orthorhombic 
Crystal Habit
Acicular, Aggregates, Prismatic 
Cleavage
Perfect, None, None 
Luster
Vitreous - Adamantine 
Color
light red 
Streak
orange red 
Class
Orthorhombic - Disphenoidal 
Fracture
Brittle - Irregular 
Hardness
Collection
Kenneth Raabe Collection
Special Info
Type Locality

Stilbite

#AH62983
Locality
Pune dist., Maharashtra, India 
Formula
NaCa4(Si27Al9)O72ยท28H2
Availability
Available
Price
$60.00
Size
8 x 7.5 x 5 cm - Sm Cabinet 

Nice arrangement of pale pink Stilbite crystals grouped in a 4 x 3cm group and nice little bladed crystals to 1.5cm. Sits well with no damage.


Stilbite

Collection
Arnold G Hampson Collection
Mineralpedia
View Stilbite-Ca
On Dakota Matrix
Previously Sold Stilbite
On Dakota Matrix
Other Available Stilbite
WebMineral
View Stilbite
Mindat
View Stilbite

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