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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Philipsburgite from
Low Pike north slopes, Caldbeck, Allerdale, Cumbria, England, UK


Classification
Species:Philipsburgite
Formula:Cu5Zn(AsO4)(PO4)(OH)6 · H2O
Habit:tabular; fibrous aggregates; botryoidal crusts with a radiating foliated structure
Colour:apple green; pale turquoise; pale green to white
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
Infrared Spectroscopy
Data
Mineral Data:Click here to view Philipsburgite data
Locality Data:Click here to view Low Pike north slopes, Caldbeck, Allerdale, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:8594
Long-form Identifier:1:3:8594:6
GUID (UUID V4):0
Nearest other occurrences of Philipsburgite
0.7km (0.4 miles) ⓘOld Potts Gill Mine, Potts Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.7km (0.4 miles) ⓘDeer Hills, Caldbeck, Allerdale, Cumbria, England, UK
0.9km (0.6 miles) ⓘOld Sandbed Mine, Caldbeck, Allerdale, Cumbria, England, UK
0.9km (0.6 miles) ⓘDriggith Mine, Caldbeck, Allerdale, Cumbria, England, UK
1.3km (0.8 miles) ⓘPotts Gill Copper Mine, Potts Gill, Caldbeck, Allerdale, Cumbria, England, UK
References
Braithwaite, R. S. W., Ryback, G. (1988) Philipsburgite from the Caldbeck Fells and Kipushite from Montana, and Their Infrared Spectra. Mineralogical Magazine, 52 (367) 529-533 doi:10.1180/minmag.1988.052.367.14
Cooper, M. P., Stanley, C. J. (1990) Minerals of the English Lake District - Caldbeck Fells. The Natural History Museum, London.
Bridges, T.F., Green, D.I. (2008) Baryte formation in supergene environments in the Caldbeck Fells, Cumbria. Journal of the Russell Society, 11. 48-50
 
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