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Willhendersonite Mineral Data
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General Willhendersonite Information
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 Chemical Formula: |
KCaAl3Si3O12•5(H2O) |
| Composition: |
Molecular Weight = 526.45 gm |
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Potassium 7.43 % K 8.95 % K2O |
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Calcium 7.61 % Ca 10.65 % CaO |
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Aluminum 15.38 % Al 29.05 % Al2O3 |
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Silicon 16.00 % Si 34.24 % SiO2 |
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Hydrogen 1.91 % H 17.11 % H2O |
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Oxygen 51.67 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
KCaAl3Si3O12•5(H2O) |
| IMA Status: |
Approved IMA 1984 |
| Locality: |
San Venanzo quarry, Terni, Umbria, Italy. Link to MinDat.org Location Data. |
| Name Origin: |
Named after William A. Henderson, of Stamford, Connecticut, U.S.A., who noted this as an unusual mineral and provided it for study. |
| Name Pronunciation: |
Willhendersonite + Pronunciation  |
| Synonym: |
ICSD 30873 |
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PDF 35-643 |
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