Locality type: | Occurrence |
Classification |
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Species: | Hellandite-(Y) |
Formula: | (Ca,REE)4Y2Al◻2(B4Si4O22) (OH)2 |
Comments: | In the redefinition of the nomenclature of the hellandite group and the first description of hellandite-(Y) included data from this locality (Oberti et al. 2002), hence it should be considered as one of the type localities. |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Hellandite-(Y) data |
Locality Data: | Click here to view Tawara (Tahara), Hirukawa, Nakatsugawa City, Gifu Prefecture, Japan |
Data Identifiers |
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Mindat Occurrence Record ID: | 281695 |
Long-form Identifier: | 1:3:281695:1 |
GUID (UUID V4): | 97180c7e-8302-4063-9b09-4bbe6ba6a7a0 |
References |
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Oberti, Roberta, Ventura, Giancarlo Della, Ottolini, Luisa, Hawthorne, Frank C., Bonazzi, Paola (2002) Re-definition, nomenclature and crystal-chemistry of the hellandite group. American Mineralogist, 87 (5) 745-752 doi:10.2138/am-2002-5-618 |