Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Allophane from
Charlton Chalk and Sand Pits (Maryon Park; The Valley), Greenwich, Greater London, England, UK


Locality type:Pit
Classification
Species:Allophane
Formula:(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Allophane data
Locality Data:Click here to view Charlton Chalk and Sand Pits (Maryon Park; The Valley), Greenwich, Greater London, England, UK
Data Identifiers
Mindat Occurrence Record ID:106282
Long-form Identifier:1:3:106282:3
GUID (UUID V4):0
Nearest other occurrences of Allophane
19.0km (11.8 miles) ⓘPurley Downs, Purley, Croydon, Greater London, England, UK
53.8km (33.4 miles) ⓘCliff Reach (North Bank), Burnham on Crouch, Maldon District, Essex, England, UK
74.3km (46.1 miles) ⓘClifton Hill, Brighton and Hove, England, UK
78.4km (48.7 miles) ⓘNewhaven Cliffs (Fort Hill), Newhaven, Lewes, East Sussex, England, UK
99.8km (62.0 miles) ⓘOld Lodge Pit, Irchester, Wellingborough, Northamptonshire, England, UK
References
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.
 
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