| |
 |
Helvite Mineral Data
|
|
|
General Helvite Information
|
 Chemical Formula: |
Mn4Be3(SiO4)3S |
| Composition: |
Molecular Weight = 555.10 gm |
| |
Manganese 39.59 % Mn 51.12 % MnO |
| |
Beryllium 4.87 % Be 13.52 % BeO |
| |
Silicon 15.18 % Si 32.47 % SiO2 |
| |
Sulfur 5.78 % S 5.78 % S2- |
| |
- % S -2.88 % -O=S |
| |
Oxygen 34.59 % O |
| |
______ ______ |
| |
100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mn2+4Be3(SiO4)3S |
| Environment: |
Found in skarns, pegmatites, and hydrothermally altered rocks. |
| IMA Status: |
Valid Species (Pre-IMA) 1817 |
| Locality: |
Schwarzenberg and Breitenbrunn, Germany. Link to MinDat.org Location Data. |
| Name Origin: |
From the Greek helios - "sun." |
| Name Pronunciation: |
Helvite  |
| |