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Mixed Minerals

Sunday, 15 November 2020 07:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including anglesite, aragonite, azurite, baryte, beryl, and beudantite and more from places like Monteponi mine, Iglesias, Sardinia, Italy, Tsumeb mine, Tsumeb, Namibia, Metcalf mine, Greenlee Co., Arizona, United States, near Norman, Cleveland Co., Oklahoma, United States, Gilgit dist., Gilgit-Baltistan, Northern Areas, Pakistan, and Mina Ojuela, Mapimi, Durango, Mexico.

Anglesite

on Galena - #52595
Locality
Monteponi mine, Iglesias, Sardinia, Italy 
Formula
PbSO4 
Availability
Available
Price
$350.00
Size
6 x 6 x 4.5 cm - Sm Cabinet 
Special Info
Antique Specimen 

A 1cm well-formed colorless crystal of Anglesite in a large pocket of Galena. There are numerous smaller crystals. This is a old specimen from the Earl Calvert collection and deaccestioned by the British Museum of Natural History. Old labels included and numbers on the specimen match to tags. See labels in prov. tab.


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
Special Info
Antique Specimen
Mineralpedia
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Previously Sold Anglesite
On Dakota Matrix
Other Available Anglesite
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Mindat
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Aragonite

var. tarnowitzite with Malachite - #52593
Locality
Tsumeb mine, Tsumeb, Namibia 
Formula
CaCO3 
Availability
Available
Price
$75.00
Size
5 x 4 x 3.5 cm - Miniature 
Tagged
carbonate  

Yellowish clusters and crystals to 3cm with Malachite.


Aragonite

Formula
CaCO3 
Crystal System
Orthorhombic 
Crystal Habit
Pseudo Hexagonal, Columnar, Fibrous 
Cleavage
Distinct, None, None 
Luster
Vitreous (Glassy) 
Color
colorless, white, gray, yellowish white, reddish white 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Sub Conchoidal 
Hardness
3.5-4 
Collection
Barbara Cureton Collection
Mineralpedia
View Aragonite
On Dakota Matrix
Previously Sold Aragonite
On Dakota Matrix
Other Available Aragonite
WebMineral
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Mindat
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Azurite

with Malachite - #RW51235
Locality
Metcalf mine, Greenlee Co., Arizona, United States 
Formula
Cu3(CO3)2(OH)2 
Availability
Available
Price
$275.00
Size
10.5 x 6.5 x 7 cm - Cabinet 
Tagged
carbonate , copper  

Stunning blue Azurite rosettes to 3mm in a large pocket of Malachite/Chrysocolla.


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
Robert J. Waidler Collection
Mineralpedia
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Previously Sold Azurite
On Dakota Matrix
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Mindat
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Baryte

rose - #AH54537
Locality
near Norman, Cleveland Co., Oklahoma, United States 
Formula
BaSO4 
Availability
Available
Price
$195.00
Size
7.5 x 7 x 6.5 cm - Sm Cabinet 

A large, well-defined Baryte rose, an American classic! I don't think these are collectable any longer. Everyone should have one!


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
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Mindat
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Beryl

aquamarine - #AH54527
Locality
Gilgit dist., Gilgit-Baltistan, Northern Areas, Pakistan 
Formula
Be3Al2Si6O18 
Availability
Available
Price
$325.00
Size
6 x 6.5 x 5 cm - Sm Cabinet 
Tagged
beryllium , pegmatite mineral  

Showy, gemmy aquamarine crystal with a good termination showing beveled edges. It is naturally incomplete on one side.


Beryl

Formula
Be3Al2Si6O18 
Crystal System
Hexagonal 
Crystal Habit
Crystalline - Coarse, Prismatic, Columnar 
Cleavage
Imperfect, None, None 
Luster
Vitreous - Resinous 
Color
green, blue, yellow, colorless, pink 
Streak
white 
Class
Hexagonal - Dihexagonal Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
7.5-8 
Collection
Arnold G Hampson Collection
Mineralpedia
View Beryl
On Dakota Matrix
Previously Sold Beryl
On Dakota Matrix
Other Available Beryl
WebMineral
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Mindat
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Beudantite

#54557
Locality
Mina Ojuela, Mapimi, Durango, Mexico 
Formula
PbFe3+3(AsO4)(SO4)(OH)6 
Availability
Available
Price
$35.00
Size
2.5 x 1.5 x 1 cm - Thumbnail 
Tagged
arsenate  

Micro greenish-yellow crystals.


Beudantite

Formula
PbFe3+3(AsO4)(SO4)(OH)6 
Crystal System
Trigonal 
Crystal Habit
Blocky - Rhombohedral, Druse, Platy 
Cleavage
Perfect, None, None 
Luster
Adamantine 
Color
brown, green, yellow, dark green, orange 
Streak
greenish yellow 
Class
Trigonal - Hexagonal Scalenohedral 
Fracture
Brittle 
Hardness

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