Table 3.
Calculated site occupancies for glaucophane.
| Site | Cation | a.p.f.u. |
|---|---|---|
| M(1,3) | Fe2+ | 0.56 |
| Mg | 2.42 | |
| Fe3+ | 0.02 | |
| M(2) | Al | 1.66 |
| Fe3+ | 0.16 | |
| Fe2+ | 0.18 | |
| M(4) | Na | 1.83 |
| Ca | 0.17 | |
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