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Dominant species
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Demantoid
Chemical
Formula
Ca3Fe2Si3O12
Species
Silicates
Crystal
System
Isometric
Mohs
Scale
6.5-7
Specific
Gravity
3.84
Color
light to deep green
Luster
adamantine
Refractive
Index
1.880 - 1.889[1]
Demantoid508
Demantoid508
Demantoid504
Demantoid504
Demantoid498
Demantoid498
Demantoid491
Demantoid491
Demantoid487
Demantoid487
Demantoid481
Demantoid481
Demantoid472
Demantoid472
Demantoid469
Demantoid469
Demantoid461
Demantoid461
Demantoid457
Demantoid457
Demantoid450
Demantoid450
Demantoid444
Demantoid444
Demantoid441
Demantoid441
Demantoid437
Demantoid437
Demantoid435
Demantoid435
Demantoid429
Demantoid429
Demantoid425
Demantoid425
Demantoid422
Demantoid422
Demantoid420
Demantoid420
Demantoid417
Demantoid417
Demantoid416
Demantoid416
Demantoid412
Demantoid412
Demantoid407
Demantoid407
Demantoid405
Demantoid405
Demantoid399
Demantoid399
Demantoid395
Demantoid395
Demantoid390
Demantoid390
Demantoid385
Demantoid385
Demantoid382
Demantoid382
Demantoid378
Demantoid378
Demantoid375
Demantoid375
Demantoid370
Demantoid370