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|System:||Monoclinic||Colour:||Pale gray, pink-brown|
Classification of Pumpellyite-(Mn2+)
|Strunz 8th edition ID:||8/C.24-35|
|Nickel-Strunz 10th (pending) edition ID:||9.BG.20|
9 : SILICATES (Germanates)
B : Sorosilicates
G : Sorosilicates with mixed SiO4 and Si2O7 groups; cations in octahedral  and greater coordination
|Dana 8th edition ID:||188.8.131.52|
58 : SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
2 : Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in  and higher coordination; single and double groups (n = 1, 2)
|Hey's CIM Ref.:||16.16.24|
16 : Silicates Containing Aluminum and other Metals
16 : Aluminosilicates of Mn
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Type Occurrence of Pumpellyite-(Mn2+)
|Type Locality:||Ochiai Mine, Kohsai, Yamanashi Prefecture, Chubu Region, Honshu Island, Japan|
Physical Properties of Pumpellyite-(Mn2+)
|Colour:||Pale gray, pink-brown|
Crystallography of Pumpellyite-(Mn2+)
Chemical Properties of Pumpellyite-(Mn2+)
|Simplified for copy/paste:||Ca2(Mn2+,Mg)(Al,Mn3+,Fe3+)2(Si2O7)(SiO4)(OH)2·H2O|
|Essential elements:||Al, Ca, H, Mn, O, Si|
|All elements listed in formula:||Al, Ca, Fe, H, Mg, Mn, O, Si|
Relationship of Pumpellyite-(Mn2+) to other Species
|Member of:||Pumpellyite Group|
|Other Members of Group:|
|Related Minerals - Nickel-Strunz Grouping):|
|Related Minerals - Hey's Index Grouping:|
Other Names for Pumpellyite-(Mn2+)
|Health Warning:||No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.|
References for Pumpellyite-(Mn2+)
American Mineralogist (1983): 68: 1250.
American Mineralogist (1991): 76: 241.
Internet Links for Pumpellyite-(Mn2+)
Localities for Pumpellyite-(Mn2+)
The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
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Locality Updated: Walltown meteorite, Casey Co., Kentucky, USAFrom Lon Clay Hill, 24th Oct 2014 21:08:54