Uvarovite (Garnet)

Color: Emerald Green
Moh’s Hardness: 6.5-7
Refractive Index: 1.88-1.89
Critical Angle: 32.13°
Specific Gravity: 3.77
Cleavage: Imperfect
Fracture: Subconchoidal
Heat Sensitivity: Slightly
Crystal Structure: Isometric, rhombic, dodecahedron,icositetrahedron

Treatments: Generally none

What I prefer to polishing with: Alumina oxide with a tin lap (scored).

Jeff's Comments: Very rare, seldom clean

Design Notes: Design choice is limited by the small size and inclusions, I generally cut a simple checker board that is as deep as I can cut from the rough.

Rough Links:
Garnet - Index of Garnet Rough
Almandine - Bright Red Garnet from Umba (Africa), Rose Malaya Garnet from Tanzania, large Almandine Garnet, Malai Garnet from Kenya,
Collector Garnets - Large Mint Merelani Garnet, Mint Merelani Garnet, Voi (Kenya) color change Garnet, Tsavorite Garnet
Grossular - Mali Garnet from the Republic of Mali (Africa), chartreuse Mali, yellow Mali, green Mali, bronze Mali, gold Mali Garnet
Pyrope - Arizona "Anthill" Garnet (Chrome Pyrope), Grape Garnet from Brazil
Parcels of Garnets - Various Parcels
Rhodolite - Rhodolite parcels from Tanzania, Tanzania Rhodolite Garnets, Mombo Rhodolite from Africa, Lilac Rhodolite Garnet from Tanzania, Maralambo Garnet
Spessartite - Spessartite Garnet, Malaya Garnet, Hessonite Garnet

Bargain Links:
Garnets Bargains

Return to Quartz Information Index

E-mail to inquire or order: jeff@faceters.com