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Rare Minerals

Thursday, 08 May 2025 06:00 PM

Introducing the "Rare Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including argentopyrite, baryte, bismuthinite, caledonite, carnotite, and chongite and more from places like Shaft 371, Schlema-Hartenstein dist., Erzgebirge, Saxony, Germany, Hecla Rosebud mine, Pershing Co., Nevada, United States, Coats peg., Petaca dist., Rio Arriba Co., New Mexico, United States, Rowley mine, Maricopa Co., Arizona, United States, Monument #1 mine, Navajo Co., Arizona, United States, and Uranus mine, Annaberg-Buchholz, Erzgebirge, Saxony, Germany.

SOLD

Argentopyrite

with Proustite - #65434

Details
Data
Provenance
Resources

Locality: Shaft 371, Schlema-Hartenstein dist., Erzgebirge, Saxony, Germany
Formula: AgFe₂S₃
Availability: Sold
Size: 1.5 x .8 x .6 cm - Thumbnail
Tagged: sulfide , silver

Dark gray mass of Argentopyrite with cherry red crystals of Proustite.

Argentopyrite

Formula: AgFe₂S₃
Crystal System: Orthorhombic
Cleavage: None, None, None
Luster: Metallic
Color: blue, bronze brown, green, yellow, white
Class: Orthorhombic - Dipyramidal
Fracture: Brittle - Uneven
Hardness: 3.5-4

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

Baryte

#65842

$25.00 - Available
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Details
Data
Provenance
Resources

Locality: Hecla Rosebud mine, Pershing Co., Nevada, United States
Formula: BaSO₄
Availability: Available
Price: $25.00
Size: 4.5 x 2.8 x 2 cm - Miniature

A set of white to colorless Baryte rhombs to 1.8cm with an odd colorless prismatic crystal.

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

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

Bismuthinite

with Bismutite - #55131

$35.00 - Available
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Details
Data
Provenance
Resources

Locality: Coats peg., Petaca dist., Rio Arriba Co., New Mexico, United States
Formula: Bi₂S₃
Availability: Available
Price: $35.00
Size: 3.5 x 2.5 x 1.5 cm - Miniature
Tagged: sulfide