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Manganoan Calcite from
Torr Works Quarry (Merehead Quarry), Cranmore, Somerset, England, UK


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Torr Works Quarry (Merehead Quarry), Cranmore, Somerset, England, UK
© Ian Jones
Description
Comments:A ubiquitous gangue mineral at Merehead. Generally disinteresting to collectors apart from its very strong fluorescence, caused by manganese.
Habit:Generally massive, occasionally crude xls and xl masses
Colour:shades of pink
UV Fluorescence:Red (SW) - often very strong and with marked phosphorescence
Quality of samples:not specified / average specimens
Rarity at site:Very common
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
SEM-EDS
References
References:Turner, R.W., (2006) A Mechanism for the formation of the Mineralised Mn Deposits at Merehead Quarry, Cranmore, Somerset, England. Min. Mag. vol. 70, no. 6, pp 629 - 653
Data
Mineral Data:Click here to view Manganoan Calcite data
Locality Data:Click here to view Torr Works Quarry (Merehead Quarry), Cranmore, Somerset, England, UK
Photo GalleryView Gallery (2 photos)
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