cubic
Rhodolite
(Mg,Fe)3Al2(SiO4)3
Quick Facts
Hardness
7.0
Specific Gravity
3.84
Refractive Index
1.76
Crystal Structure
cubic[m3m]:{110}@1.0 + {211}@0.7 cubic
m3m
{110} {211}
Physical Properties
Crystal Systemcubic
Hardness (Mohs)7.0
Specific Gravity3.84
CleavageNone
FractureConchoidal to uneven
LustreVitreous
Optical Properties
Refractive Index1.76
PleochroismNone (isotropic)
Dispersion0.027
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Open in Playground cubic[m3m]:{110}@1.0 + {211}@0.7 Related Minerals
Other minerals in the cubic system