Kekerasan Batu Permata

Berdasarkan urutan Kekerasan menurut Skala Mohs

Skala 10 Diamond
Skala 9 Padparadscha, Ruby Sapphire
Skala 8,5 Chrysoberyl Cubic Zirconia
Skala 8,25 Yag
Skala 8 Topaz Spinel
Skala 7,5- 8 Beryl Phenakite
Skala 7,5 Euclase Zircon
Skala 7 – 7,5 Andalusite Cordierite Iolite Pyrope Rhodolite garnet
Skala 7 Quarz Tourmaline Danburite
Skala 6,5 - 7,5 Grossular garnet Spessartite garnet
Skala 6,5 - 7 Axinite Jadeite Peridot Hessonite garnet Demantoid garnet
Skala 6,5 Chalcedony GGG Hematite Idocrase Scapolite (yellow) Zoisite
Skala 6 – 7,5 Almandine garnet
Skala 6 - 7 Cassiterite Spodumene Olivine
Skala 6 – 6,5 Adularia moonstone Albite moonstone Benitoite Labradorite
Skala 6 Amazonite Orthoclase Rutile Zircon
Skala 5,5 - 6 Anatase rutile Opal Rhodonite
Skala 5 - 6 Turquoise (pirus) Nephrite jade Diopside Lapis Apatite Enstatie Strontium titanate Sphene