Birnessite from
Betts Manganese Mines (Anson Betts Mine; Plainfield Manganese Mines; Taconic Manganese Mines), Plainfield, Hampshire County, Massachusetts, USA
Locality type: | Mine | |
Classification | ||
---|---|---|
Species: | Birnessite | |
Formula: | (Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O | |
Comments: | Kim (1991) re-investigated a mineral originally described as birnessite by Frondel et. al (1960) and determined it to be takaelite. Ref.: Kim, Soo Jin (1991). New characterization of takanelite (American Mineralogist, Volume 76, pages 1426-1430) | |
Confirmation | ||
Validity: | Unconfirmed/Questioned | |
Data | ||
Mineral Data: | Click here to view Birnessite data | |
Locality Data: | Click here to view Betts Manganese Mines (Anson Betts Mine; Plainfield Manganese Mines; Taconic Manganese Mines), Plainfield, Hampshire County, Massachusetts, USA | |
Data Identifiers | ||
Mindat Occurrence Record ID: | 28144 | |
Long-form Identifier: | 1:3:28144:7 | |
GUID (UUID V4): | db199397-d73e-427f-bc7a-b75220904673 | |
References | ||