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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Glauconite from
Newhaven Cliffs (Fort Hill), Newhaven, Lewes, East Sussex, England, UK


Locality type:Cliff
Classification
Species:'Glauconite' (not an IMA approved species)
Formula:K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Glauconite data
Locality Data:Click here to view Newhaven Cliffs (Fort Hill), Newhaven, Lewes, East Sussex, England, UK
Data Identifiers
Mindat Occurrence Record ID:1236615
Long-form Identifier:1:3:1236615:8
GUID (UUID V4):0
Nearest other occurrences of Glauconite
79.5km (49.4 miles) ⓘStaple Hill, Chobham, Surrey Heath, Surrey, England, UK
87.4km (54.3 miles) ⓘSulphur Band, Folkestone and Hythe District, Kent, England, UK
98.1km (61.0 miles) ⓘHarefield, Greater London, England, UK
References
De Putter, T., Bernard, A., Perruchot, A., Nicaise, D., & Dupuis, C. (2000). Low-temperature acid weathering in Newhaven, Sussex, United Kingdom, and its application to theoretical modeling in radioactive waste-disposal sites. Clays and Clay Minerals, 48(2), 238-245.
 
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