Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Cassiterite from
Gaverigan Tin Stream Works, Indian Queens, St Enoder, Cornwall, England, UK


07334330017362322525478.jpg
Cassiterite

Gaverigan Tin Stream Works, Indian Queens, St Enoder, Cornwall, England, UK
03649310017362322531760.jpg
Cassiterite, etc.

Gaverigan Tin Stream Works, Indian Queens, St Enoder, Cornwall, England, UK
03109080017271997483402.jpg
Cassiterite

Gaverigan Tin Stream Works, Indian Queens, St Enoder, Cornwall, England, UK
09677940017271997493413.jpg
Cassiterite, etc.

Gaverigan Tin Stream Works, Indian Queens, St Enoder, Cornwall, England, UK
03109080017271997483402.jpg
Cassiterite

Gaverigan Tin Stream Works, Indian Queens, St Enoder, Cornwall, England, UK
09677940017271997493413.jpg
Cassiterite, etc.

Gaverigan Tin Stream Works, Indian Queens, St Enoder, Cornwall, England, UK
Locality type:Alluvial Deposit
Classification
Species:Cassiterite
Formula:SnO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz1
Data
Mineral Data:Click here to view Cassiterite data
Locality Data:Click here to view Gaverigan Tin Stream Works, Indian Queens, St Enoder, Cornwall, England, UK
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:2930
Long-form Identifier:1:3:2930:8
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
1.3km (0.8 miles) ⓘWheal Gasson (Wheal Penrose; Wheal Gorgan), Goss Moor, St Dennis, Cornwall, England, UK
1.9km (1.2 miles) ⓘFatwork and Virtue Mine (Indian Queens Tin Mine; Wheal Cornwall), Trevarran United Mines, Indian Queens, St Enoder, Cornwall, England, UK
1.9km (1.2 miles) ⓘGoss Moor, St Dennis, St Austell, Cornwall, England, UK
1.9km (1.2 miles) ⓘWheal Remfry China Clay Pit, Fraddon, St Enoder, Cornwall, England, UK
2.4km (1.5 miles) ⓘParka Mine (Park of Mines), Trevarran United Mines, Indian Queens, St Enoder, Cornwall, England, UK
2.9km (1.8 miles) ⓘWheal Kernick, Treviscoe, St Stephen-in-Brannel, Cornwall, England, UK
3.1km (1.9 miles) ⓘRostowrack China Clay Pit, Hendra Downs, St Dennis, Cornwall, England, UK
3.2km (2.0 miles) ⓘSt Dennis Crown Mine, St Dennis, St Austell, Cornwall, England, UK
3.3km (2.0 miles) ⓘPenhale Moor Mine (Penhale and Barton Mine), Fraddon, St Enoder, Cornwall, England, UK
3.3km (2.0 miles) ⓘCastle-an-Dinas Mine, Castle-an-Dinas, St Columb Major, Cornwall, England, UK
References
Henwood, W. J. (1873). Observations on the Detrital Tin-ore of Cornwall.
 
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