Rhodolite
Series / solid solution
Rhodolite is rose-red garnet intermediate between pyrope and almandine. Compositions vary between the end-member species Pyrope and Almandine.
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About Pyrope (major)
Full reference data — crystallography, X-ray diffraction, and cited physical properties — is on the Pyrope species page.
| Formula | Mg3Al2(SiO4)3 |
|---|---|
| Hardness (Mohs) | 7.5 |
| Specific gravity | 8.888 |
| Density (calculated) | 3.567 |
| Crystal system | cubic |
| Streak | white |
About Almandine (major)
Full reference data — crystallography, X-ray diffraction, and cited physical properties — is on the Almandine species page.
| Formula | Fe2+3Al2(SiO4)3 |
|---|---|
| Hardness (Mohs) | 7.5 |
| Density (calculated) | 3.929 |
| Crystal system | cubic |
| Streak | white |