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Yoshimuraite Mineral Data
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General Yoshimuraite Information
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 Chemical Formula: |
(Ba,Sr)2(Mn,Fe)2(Ti,Fe)(Si2O7)2(PO4,SO4)(OH) |
| Composition: |
Molecular Weight = 705.01 gm |
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Barium 35.06 % Ba 39.15 % BaO |
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Strontium 2.49 % Sr 2.94 % SrO |
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Titanium 5.43 % Ti 9.06 % TiO2 |
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Manganese 12.47 % Mn 16.10 % MnO |
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Iron 4.75 % Fe 4.08 % FeO / 2.27 % Fe2O3 |
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Silicon 7.97 % Si 17.04 % SiO2 |
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Phosphorus 2.64 % P 6.04 % P2O5 |
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Hydrogen 0.14 % H 1.28 % H2O |
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Sulfur 1.82 % S 4.54 % SO3 |
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Oxygen 27.23 % O |
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______ ______ |
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100.00 % 102.50 % = TOTAL OXIDE |
| Empirical Formula: |
Ba1.8Sr0.2Mn2+1.6Fe2+0.4Ti0.8Fe3+0.2(Si2O7)(PO4)0.6(SO4)0.4(OH) |
| Environment: |
In the border facies of an alkalic pegmatite cutting a stratiform manganese deposit |
| IMA Status: |
Approved IMA 1961 |
| Locality: |
In the Noda-Tamagawa mine, Iwate Prefecture, Japan. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Toyofumi Yoshimura, Kyushu University, Hakozaki, Japan. |
| Name Pronunciation: |
Yoshimuraite + Pronunciation  |
| Synonym: |
ICSD 89862 |
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PDF 36-411 |
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