| | Description | |
| Comments: | Small royal blue patches (<2mm) in datolite/apophyllite matrix. Less than five specimens including probe mounts are known.
Existing references to the occurrence of ganomalite are incorrect; all the specimens are nasonite (they do not contain manganese). | | Habit: | massive | | Colour: | royal blue | | UV Fluorescence: | n/a | | Quality of samples: | not specified / average specimens | | Rarity at site: | Very Rare | | Confirmation | |
| Validity: | Confirmed | | Confirmation Methods: | XRD
SEM-EDS
| | References | |
| References: | Turner, R. (2006): A mechanism for the formation of the mineralized Mn deposits at Merehead Quarry, Cranmore, Somerset, England. Mineralogical Magazine 70, 629-653; Turner R.W. and Rumsey, M.S. (2007) Merehead Mineralogy - an Update. Russell Soc Newsletter, No 50, pp 17-18 (March 2007); 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 Nasonite data | | Locality Data: | Click here to view Torr Works Quarry (Merehead Quarry), Cranmore, Somerset, England, UK | | Photo Gallery | View Gallery (2 photos) |
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