Difference between revisions of "Template:Rhodochrosite"
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{| align=right width=250px {{table}} | {| align=right width=250px {{table}} | ||
|- | |- | ||
− | ! colspan=2 | | + | ! colspan=2 | Rhodochrosite |
|- | |- | ||
| Chemical composition || MnCO<sub>3</sub> + Fe, Ca | | Chemical composition || MnCO<sub>3</sub> + Fe, Ca | ||
Line 14: | Line 14: | ||
|- | |- | ||
| Specific gravity || 3.40 - 3.70 | | Specific gravity || 3.40 - 3.70 | ||
+ | |- | ||
+ | | Optic nature || Uniaxial - | ||
|- | |- | ||
| Refractive Index || 1.60 - 1.83 | | Refractive Index || 1.60 - 1.83 | ||
|- | |- | ||
− | | Birefringence || 0.208 - 0.220 | + | | Birefringence || 0.208 - 0.220 |
|- | |- | ||
| Lustre || Vitreous to pearly | | Lustre || Vitreous to pearly | ||
|} | |} |
Latest revision as of 05:22, 23 December 2007
Rhodochrosite | |
---|---|
Chemical composition | MnCO3 + Fe, Ca |
Crystal system | Hexagonal |
Habit | Rhombohedral |
Colors | pink, red, yellowish, gray, brown |
Hardness | 3.5 - 4 |
Specific gravity | 3.40 - 3.70 |
Optic nature | Uniaxial - |
Refractive Index | 1.60 - 1.83 |
Birefringence | 0.208 - 0.220 |
Lustre | Vitreous to pearly |