General Quintinite-2H Information
|
 Chemical Formula: |
Mg4Al2(OH)12CO3•4(H2O) |
| Composition: |
Molecular Weight = 487.34 gm |
| |
Magnesium 19.95 % Mg 33.08 % MgO |
| |
Aluminum 11.07 % Al 20.92 % Al2O3 |
| |
Hydrogen 4.14 % H 36.97 % H2O |
| |
Carbon 2.46 % C 9.03 % CO2 |
| |
Oxygen 62.38 % O |
| |
______ ______ |
| |
100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mg4Al2(OH)12(CO3)•4(H2O) |
| Environment: |
Related to caresite-2H, charmarite-2H and charmarite-3T. |
| IMA Status: |
Approved IMA 1995 |
| Locality: |
Found in the Jacupiranga mine, S�o Paulo, Brazil. Link to MinDat.org Location Data. |
| Name Origin: |
Named after Quintin Wight (b. 1935), of Ottawa, Ontario, Canada, significant contributor to mineral studies at Mont Saint-Hilaire, and author of The Complete Book of micromounting ( 1993). |
| Name Pronunciation: |
Quintinite-2H + Pronunciation  |
| Synonym: |
IMA1992-028 |
| |
