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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Quartz from
Wheal Alfred, Great Wheal Alfred (Alfred Consols), Hayle, Cornwall, England, UK


00540930017272066631162.jpg
Chalcedony

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
04331110017371536925180.jpg
Quartz, etc.

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
09234020017271997004010.jpg
Chalcedony

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
05659650017271996975287.jpg
Quartz, etc.

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
06199350017370136681690.jpg
Chalcedony

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
04331110017371536925180.jpg
Quartz, etc.

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
01746430017369782901524.jpg
Chalcedony

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
06731940017371536927696.jpg
Quartz, etc.

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
00540930017272066631162.jpg
Chalcedony

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
04331110017371536925180.jpg
Quartz, etc.

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
09234020017271997004010.jpg
Chalcedony

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
05659650017271996975287.jpg
Quartz, etc.

Wheal Alfred, Great Wheal Alfred, Hayle, Cornwall, England, UK
Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Pyromorphite22
Mimetite2
Calcite1
Sphalerite1
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Wheal Alfred, Great Wheal Alfred (Alfred Consols), Hayle, Cornwall, England, UK
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:740772
Long-form Identifier:1:3:740772:7
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.6km (0.4 miles) ⓘAlfred Consols (East Wheal Alfred; Laity Hills Mine), Great Wheal Alfred (Alfred Consols), Hayle, Cornwall, England, UK
1.2km (0.7 miles) ⓘWheal Herland (Old Herland Mine; Manor Mine; North Wheal Herland), Rosewarne and Herland United Mines (Rosewarne and Herland Mine; incl. Wheal Fancy; Wheal Pleasure), Gwinear, Gwinear-Gwithian, Cornwall, England, UK
1.9km (1.2 miles) ⓘWheal Kayle, Hayle, Cornwall, England, UK
2.0km (1.2 miles) ⓘWheal Carpenter, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
2.3km (1.4 miles) ⓘRelistian Mine (Relistien Mine; Relistian Consols), Reawla, Gwinear-Gwithian, Cornwall, England, UK
2.4km (1.5 miles) ⓘWheal Providence, Wheal Tremayne, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
2.6km (1.6 miles) ⓘWheal Tremayne, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
2.9km (1.8 miles) ⓘWheal Lucy (Riviere Mine), Hayle, Cornwall, England, UK
3.0km (1.8 miles) ⓘWheal Lambo, Wheal Tremayne, Fraddam, Gwinear-Gwithian, Cornwall, England, UK
3.3km (2.1 miles) ⓘNorth Parbola Mine, Reawla, Gwinear-Gwithian, Cornwall, England, UK
References
Phillips, William (1823) An Elementary Introduction to Mineralogy (3rd ed.)
Embrey, Peter G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, 42 (322) 169-177 doi:10.1180/minmag.1978.042.322.01
 
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