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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Malachite from
Wheal Unity, Gwennap, Cornwall, England, UK


04554170017362144506417.jpg
Malachite, etc.

Wheal Unity, Gwennap, Cornwall, England, UK
08526510017362144502896.jpg
Malachite

Wheal Unity, Gwennap, Cornwall, England, UK
09481790017362144515163.jpg
Malachite

Wheal Unity, Gwennap, Cornwall, England, UK
03355350017362144514744.jpg
Malachite

Wheal Unity, Gwennap, Cornwall, England, UK
04554170017362144506417.jpg
Malachite, etc.

Wheal Unity, Gwennap, Cornwall, England, UK
08526510017362144502896.jpg
Malachite

Wheal Unity, Gwennap, Cornwall, England, UK
09481790017362144515163.jpg
Malachite

Wheal Unity, Gwennap, Cornwall, England, UK
03355350017362144514744.jpg
Malachite

Wheal Unity, Gwennap, Cornwall, England, UK
09020650017272306273853.jpg
Malachite, etc.

Wheal Unity, Gwennap, Cornwall, England, UK
04476900017362144525606.jpg
Malachite

Wheal Unity, Gwennap, Cornwall, England, UK
03770200017362144534204.jpg
Malachite

Wheal Unity, Gwennap, Cornwall, England, UK
09039170017362144522942.jpg
Malachite

Wheal Unity, Gwennap, Cornwall, England, UK
Locality type:Mine
Classification
Species:Malachite
Formula:Cu2(CO3)(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Cuprite2
Quartz1
Data
Mineral Data:Click here to view Malachite data
Locality Data:Click here to view Wheal Unity, Gwennap, Cornwall, England, UK
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:7333
Long-form Identifier:1:3:7333:2
GUID (UUID V4):0
Nearest other occurrences of Malachite
0.6km (0.4 miles) ⓘWheal Gorland, St Day, Cornwall, England, UK
0.7km (0.5 miles) ⓘWheal Muttrall, Wheal Gorland, St Day, Cornwall, England, UK
0.9km (0.6 miles) ⓘWheal Jewel, Gwennap, Cornwall, England, UK
0.9km (0.6 miles) ⓘCarharrack Mine, Gwennap, Cornwall, England, UK
1.0km (0.6 miles) ⓘWest Wheal Virgin, Great Consolidated Mines, Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
1.2km (0.7 miles) ⓘWheal Virgin, Great Consolidated Mines, Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
1.8km (1.1 miles) ⓘUnited Mines (Gwennap United Mines), Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
2.2km (1.4 miles) ⓘTing Tang Mine, Carharrack, Cornwall, England, UK
2.3km (1.5 miles) ⓘWheal Moyle, Gwennap, Cornwall, England, UK
2.4km (1.5 miles) ⓘCathedral Mine, Busveal, St Day, Cornwall, England, UK
References
Hogg, Thomas (1825) A Manual of Mineralogy - In which is shown how much Cornwall contributes to the illustration of the science. W. Polybank High Cross, Truro.
Henwood, William Jory (1843) On the Metalliferous Deposits of Cornwall and Devon. Transactions of the Royal Geological Society of Cornwall, 5. 1-386
Hall, Townshend M. (1868) The Mineralogist's Directory: or, a guide to the Principal Mineral Localities in the United Kingdom of Great Britain and Ireland. Edward Stanford.
Collins, J. H. (1871) A Handbook to the Mineralogy of Cornwall and Devon. Heard and Sons, Truro.
Berry, L. G. (1951) Observations on conichalcite, cornwallite, euchroite, liroconite and olivenite. American Mineralogist, 36 (5-6) 484-503
 
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