Classification of Takanawaite-(Y) |
| IMA status: | Approved 2011 |
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| mindat.org URL: | http://www.mindat.org/min-42698.html
Please feel free to link to this page. |
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Type Occurrence of Takanawaite-(Y) |
| Type Locality: | Mt Takanawa (Takanawa-yama), Matsuyama City, Ehime Prefecture, Shikoku Island, Japan |
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| Place of Conservation of Type Material: | National Museum of Nature and Science, Tokyo, Japan, specimen number NSM M-43517 |
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Crystallography of Takanawaite-(Y) |
| Crystal System: | Monoclinic |
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| Cell Parameters: | a = 5.3182(7) Å, b = 10.957(1) Å, c = 5.0597(7) Å
β = 94.99(1)° |
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| Ratio: | a:b:c = 0.485 : 1 : 0.462 |
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| Unit Cell Volume: | V 293.72 ų (Calculated from Unit Cell) |
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| X-Ray Powder Diffraction: | | d-spacing | | Intensity | | 3.133 | | (100) | | 2.953 | | (85) | | 2.739 | | (29) | | 2.649 | | (21) | | 1.912 | | (24) | | 1.905 | | (39) | | 1.855 | | (26) | | 1.573 | | (18) |
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Chemical Properties of Takanawaite-(Y) |
| Formula: | |
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| Idealised Formula: | |
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| Essential elements: | O, Ta, Y |
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| All elements listed in formula: | O, Ta, Y |
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Other Names for Takanawaite-(Y) |
| Synonyms: | |
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Other Information |
| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. |
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References for Takanawaite-(Y) |
Reference List:
- + | Nishio-Hamane, D., Minakawa, T. and Ohgoshi, Y. (2012) Takanawaite-(Y), IMA 2011-099. CNMNC Newsletter No. 13, June 2012, page 808; Mineralogical Magazine, 76, 807-?817. |
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Internet Links for Takanawaite-(Y) |
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