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Tin Minerals

Saturday, 12 October 2024 08:00 AM

Introducing the "Tin Minerals" gallery which is part of our Special Edition galleries. This gallery contains mineral specimens for sale including brannockite, cassiterite and more from places like Foote mine, Cleveland Co., North Carolina, United States, Great North Downs mine, Scorrier, Redruth, Cornwall, England, Wheal Maid Decline dumps, St. Day, Redruth, Cornwall, England, North Seal Hole mine, St Agnes Consols, St Agnes, Cornwall, England, Ingersoll mine, Pennington Co., South Dakota, United States, and Mt. Bischoff mine, Waratah, Tasmania, Australia.

SOLD

Brannockite

#54211

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Data
Provenance
Resources

Locality: Foote mine, Cleveland Co., North Carolina, United States
Formula: KSn₂(Li₃Si₁₂)O₃₀
Availability: Sold
Size: 2.3 x 1.3 x 1.2 cm - Thumbnail
Tagged: tin
Special Info: Type Locality

Colorless plates of Brannockite to less than 1mm. These were very hard to photo obviously. The specimen originated from Jason Smith, an expert on the Foote mine.

Brannockite

Formula: KSn₂(Li₃Si₁₂)O₃₀
Crystal System: Hexagonal
Cleavage: None, None, None
Luster: Vitreous (Glassy)
Color: colorless
Streak: white
Class: Hexagonal - Dihexagonal Dipyramidal
Fracture: Brittle
Hardness: 5-6

Special Info: Type Locality

On Dakota Matrix: Previously Sold Brannockite
On Dakota Matrix: Other Available Brannockite
WebMineral: View Brannockite
Mindat: View Brannockite

SOLD

Cassiterite

#58113

Details
Data
Provenance
Resources

Locality: Great North Downs mine, Scorrier, Redruth, Cornwall, England
Formula: SnO₂
Availability: Sold
Size: 5.5 x 4.5 x 3.5 cm - Sm Cabinet

This mine dates back to 1862. A locality specimen with crystals, mostly broken, to 1mm in a Quartz vein. It was self-collected by Dale A. Foster in 2013.

Cassiterite

Formula: SnO₂
Crystal System: Tetragonal
Crystal Habit: Prismatic, Massive, Botryoidal
Cleavage: Perfect, Indistinct, None
Luster: Adamantine
Color: brown, brownish black, colorless, green, gray
Streak: brownish white
Class: Tetragonal - Ditetragonal Dipyramidal
Fracture: Irregular
Hardness: 6-7

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

Cassiterite

with Scorodite - #58114

$25.00 - Available
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Data
Provenance
Resources

Locality: Wheal Maid Decline dumps, St. Day, Redruth, Cornwall, England
Formula: SnO₂
Availability: Available
Price: $25.00
Size: 5 x 5 x 3.5 cm - Miniature
Tagged: tin

Locality piece with a few good crystals to 1mm and crystal grains. Collected by Dale Foster in 2011.

Cassiterite

Formula: SnO₂
Crystal System: Tetragonal
Crystal Habit: Prismatic, Massive, Botryoidal
Cleavage: Perfect, Indistinct, None
Luster: Adamantine
Color: brown, brownish black, colorless, green, gray
Streak: brownish white
Class: Tetragonal - Ditetragonal Dipyramidal
Fracture: Irregular
Hardness: 6-7

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

Cassiterite

#58119

$25.00 - Available
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Provenance
Resources

Locality: North Seal Hole mine, St Agnes Consols, St Agnes, Cornwall, England
Formula: SnO₂
Availability: Available
Price: $25.00
Size: 5 x 2 x 2 cm - Miniature
Tagged: tin