| |
 |
Rankinite Mineral Data
|
|
|
General Rankinite Information
|
 Chemical Formula: |
Ca3Si2O7 |
| Composition: |
Molecular Weight = 288.40 gm |
| |
Calcium 41.69 % Ca 58.33 % CaO |
| |
Silicon 19.48 % Si 41.67 % SiO2 |
| |
Oxygen 38.83 % O |
| |
______ ______ |
| |
100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Ca3Si2O7 |
| Environment: |
In high-temperature calc-silicate skarns. |
| IMA Status: |
Valid Species (Pre-IMA) 1942 |
| Locality: |
From Scawt Hill, near Larne, Co. Antrim, Ireland. Link to MinDat.org Location Data. |
| Name Origin: |
Named for George Atwater Rankin (1884-?), physical chemist of the Geophysical Laboratory, Washington, D.C., USA, |
| Name Pronunciation: |
Rankinite + Pronunciation  |
| Synonym: |
ICSD 2282 |
| |
PDF 22-539 |
| |