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Mixed Minerals

Sunday, 08 January 2023 06:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including adamite, armstrongite, calcite, ferro-ferri-winchite, gold, and hydroscarbroite and more from places like Mina Ojuela, Mapimi, Durango, Mexico, Khan Bogdo Massif, Gobi Desert, Mongolia, Santa Eulalia, Chihuahua, Mexico, Harstigen mine, Filipstad, Värmland, Sweden, Idarado mine, Telluride, San Miguel Co., Colorado, United States, and Weston Favell, Northamptonshire, England.

Adamite

(cuprian) - #AH60631

$75.00 - Available
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Locality: Mina Ojuela, Mapimi, Durango, Mexico
Formula: Zn₂AsO₄(OH)
Availability: Available
Price: $75.00
Size: 11.5 x 9 x 5.5 cm - Cabinet
Tagged: arsenate

Rich green groups of well-formed crystals of Adamite in limonitic matrix with Calcite.

Adamite

Formula: Zn₂AsO₄(OH)
Crystal System: Orthorhombic
Crystal Habit: Tabular, Druse, Encrustations
Cleavage: One Good
Luster: Vitreous - Resinous
Color: yellow, green, violet, pink, yellowish green
Streak: white
Class: Orthorhombic - Dipyramidal
Fracture: Brittle
Hardness: 3.5

Collection: Arnold G Hampson Collection

Mineralpedia: View Adamite
On Dakota Matrix: Previously Sold Adamite
On Dakota Matrix: Other Available Adamite
WebMineral: View Adamite
Mindat: View Adamite

Armstrongite

#BAC60582

$125.00 - Available
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Locality: Khan Bogdo Massif, Gobi Desert, Mongolia
Formula: CaZrSi₆O₁₅·2.5H₂O
Availability: Available
Price: $125.00
Size: 2 x 1 x 1 cm - Thumbnail

Light pink cleaved crystal grains to 7mm. Excellent and rich specimen.

Armstrongite

Formula: CaZrSi₆O₁₅·2.5H₂O
Crystal System: Monoclinic
Crystal Habit: Bladed, Spherical, Aggregates
Cleavage: Perfect, Distinct, None
Luster: Vitreous (Glassy)
Color: light brown, reddish brown
Streak: brownish white
Class: Monoclinic - Sphenoidal
Fracture: Brittle
Hardness: 4.5

Collection: William & Anne Cook Collection

Mineralpedia: View Armstrongite
On Dakota Matrix: Previously Sold Armstrongite
On Dakota Matrix: Other Available Armstrongite
WebMineral: View Armstrongite
Mindat: View Armstrongite

SOLD

Calcite

with Marcasite - #AH60690

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Locality: Santa Eulalia, Chihuahua, Mexico
Formula: CaCO₃
Availability: Sold
Size: 15.5 x 8 x 8 cm - Cabinet
Tagged: carbonate

Large cabinet specimen full of 1 to 3cm scalenohedral Calcite crystals with a light coating of Marcasite. Really a nice showy specimen. Very little damage with only one cleaved crystal.