Garnet

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Other names:Pyrope
Mineral class:Nesosilicate
Composition:Magnesium aluminum silicate (sometimes with Ca, Fe, Mn or Cr), Mg3Al2(SiO4)3
Hardness:6.5 - 7.5
Luster:Vitreous to resinous
Color:Bronze to Red, occasionally black or green
Streak:White
Crystal form:Isometric. Crystals have many faces of about equal size.
Environment:Found in peridotites and with diamond in kimberlite.
Uses:Gemstone
Comments:Very hard. Garnet fuses easily, but is virtually insoluble in acids. [garnet.jpg]