Table of chemical Elements / GIA table of Diamond Grading / Table of Streaks /
Table of Comercial name / Table of Dispersion / Gemstones in order of Crystal Systems / Table of specific Gravities


Table of Mohs' Hardnesses

Diamond
Ruby
Sapphire
Alexandrite
Chrysoberyl
Rhodozite
Spinel
Taaffiete
Topaz
Yag
Aquamarinee
Beryl
Emerald
Gahnite
Painite
Phenacite
Almandine
Andalusite
Euclase
Hambergite
Uvarovite
Andradite
Cordierite
Danberite
Garnet
Lolite
Rhodolite
Staurolite
Tourmaline
Amethyst
Citrine
Dumortierite
Prasiolite
Rock Crystal
Soky quartz
Rose quartz
Tiger's eye
Zircon
Agate
Axinite
Chalcedony
Chloromelani
Chrysoprase
Demantoid
Fossilized wood
Heliotrope
Jadeite
Jasper
Kornerupine
Peridot
Sard
Tanzanite
Zoisite
Idocrase
Saussurite
Sinhalite
Smaragdite
10
9
9
8.5
8.5
8
8
8
8
8
7.5-8
7.5-8
7.5-8
7.5-8
7.5-8
7.5-8
7.5
7.5
7.5
7.5
7.5
7-7.5
7-7.5
7-7.5
7-7.5
7-7.5
7-7.5
7-7.5
7-7.5
7
7
7
7
7
7
7
7
6.5-7.5
6.5-7
6.5-7
6.5-7
6.5-7
6.5-7
6.5-7
6.5-7
6.5-7
6.5-7
6.5-7
6.5-7
6.5-7
6.5-7
6.5-7
6.5-7
6.5
6.5
6.5
6.5
Sillimanite
Cassiterite
Epidote
Hiddenite
Kunzite
amazonite
Aventurine
feldspar
Benitoite
Ekanite
Labradorite
Moonstone
Nephrite
Orthoclase
Petalite
Prehnite
Pyrite
Rutile
Strontium titanate
Amblygonite
Bytownite
Sanidine
Thulite
Tugtupite
Hematite
Opal
Rhodonite
Tremolite
Actinolite
Anatase
Beryllonite
Elaeolite
Hauynite
Periclase
Psilomelane
Sodalite
Brazilianite
Chromite
Enstatite
Leucite
Moldavite
Natrolite
Willemite
Scapolite
Cancrinite
Diopside
Hypersthene
llmenite
Lapis lazulite
Lazulite
Tantalite
Turquoise
Datolite
Obsidian
Sphene
6-7.5
6-7
6-7
6-7
6-7
6-6.5
6-6.5

6-6.5
6-6.5
6-6.5
6-6.5
6-6.5
6-6.5
6-6.5
6-6.5
6-6.5
6-6.5
6-6.5
6
6
6
6
6
5.5-6.5
5.5-6.5
5.5-6.5
5.5-6.5
5.5-6
5.5-6
5.5-6
5.5-6
5.5-6
5.5-6
5.5-6
5.5-6
5.5
5.5
5.5
5.5
5.5
5.5
5.5
5-6.5
5-6
5-6
5-6
5-6
5-6
5-6
5-6
5-6
5-5.5
5-5.5
5-5.5
Thomsonite
Apatite
Augelite
Dioptase
Glass
Hemimorphite
Smithsonite
wardite
Kyanite
Apophylite
Scheelite
Zincite
Colemanite
Kurnakovite
Purpurite
Variscite
Fluorite
Barytocalcite
Magnesite
Rhodochrosite
Dolomite
Chalybite
Aragonite
Azurite
Cuprite
Chalcopyrite
Malachite
Sphalerite
Cerussite
Howlite
Witherite
Coral
Pearl
Anhydrite
Celestine (Celestite)
Barite
Cacite
Wufenite
Jet
Crocoite
Garnierite
Phosgenite
Gaylyssite
Proustite
Pseudophite
Serpentine
Chrysocolla
Ivory
Amber
Meerschaum
Alabaster
Ulexite
Vivianite
Stichtite
Sulphur
5-5.5
5
5
5
5
5
5
5
4.5-7
4.5-5
4.5-5
4.5-5
4.5
4.5-?
4.5
4-5
4-4.5
4
4
4
3.5-4.5
3.5-4.5
3.5-4
3.5-4
3.5-4
3.5-4
3.5-4
3.5-4
3.5
3.5
3.5
3-4
3-4
3-3.5
3-3.5
3
3
3
2.5-4
2.5-3
2.5-3
2.5-3
2.5
2.5
2.5
2.5
2-5.5
2-4
2-3
2-2.5
2-2.5
2
1.5-3
1.5-2.5
1.5-2


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