GGG (Gadolinium Gallium Garnet) (Faceted) crystal structure
cubic simulant

GGG (Gadolinium Gallium Garnet) (Faceted)

Gd3Ga5O12

Quick Facts

Hardness
6.5
Specific Gravity
7.05
Refractive Index
2.02

Crystal Structure

cubic[m3m]:{110}@1.0 + {211}@0.6
cubic
m3m
{110} {211}

Physical Properties

Crystal Systemcubic
Hardness (Mohs)6.5
Specific Gravity7.05
CleavageNone
FractureConchoidal
LustreAdamantine

Optical Properties

Refractive Index2.02
Dispersion0.045

Origin & Identification

Originsimulant
Growth Methodczochralski

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cubic[m3m]:{110}@1.0 + {211}@0.6

Natural Counterpart

The natural gem this simulant imitates