GEMSTONE HARDNESS & Fluorescence |
min |
max |
Range |
Fluorescent |
LW 465nm |
MW 320nm |
SW 254nm |
Achroite: Colorless Tourmaline [Elbaite] |
7.0 |
7.5 |
0.5 |
FLUOR |
blue |
yellow |
|
Actinolite |
5.0 |
5.0 |
|
FLUOR |
|
|
yellow-orangish |
Adamite |
6.0 |
6.0 |
|
FLUOR |
green |
|
green |
Adularia : Orthoclase |
6.0 |
6.0 |
|
FLUOR |
|
|
red |
Aerinite |
3.0 |
3.0 |
|
FLUOR |
|
|
yellow-orangish |
Afghanite |
4.5 |
6.0 |
1.5 |
FLUOR |
yellow |
|
orange |
Agate: Quartz |
6.5 |
7.0 |
0.5 |
FLUOR |
green |
|
white-yellowish |
Agrellite |
5.5 |
5.5 |
|
FLUOR |
pink |
pink-violetish |
pink-violetish |
Ajoite, Shattuckite & Paragonite |
2.5 |
3.5 |
1.0 |
NON-FLUOR |
|
|
|
Alabandite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Alexandrite |
8.5 |
8.5 |
|
FLUOR |
red |
|
red |
Almandine Garnet |
7.5 |
7.5 |
|
NON-FLUOR |
|
|
|
Almandine Garnet in Beryl: Goshenite |
7.5 |
7.5 |
|
FLUOR |
|
|
white-bluish |
Almandine Garnet in Quartz |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Althausite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Aluminum |
2.5 |
3.0 |
0.5 |
NON-FLUOR |
|
|
|
Amazonite: Microcline |
6.0 |
6.5 |
0.5 |
FLUOR |
|
|
red |
Amber |
2.0 |
2.5 |
0.5 |
FLUOR |
white-bluish |
|
white-yellowish |
Ambligonite |
6.0 |
6.0 |
|
FLUOR |
white-yellowish |
|
orange |
Amethyst: Quartz |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Amphibole in Quartz |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Analcime |
5.0 |
5.5 |
0.5 |
FLUOR |
green |
|
green |
Anatase |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Andalusite |
7.0 |
7.5 |
0.5 |
NON-FLUOR |
|
|
|
Andesine |
6.0 |
6.5 |
0.5 |
FLUOR |
|
|
red |
Andorite |
3.0 |
3.5 |
0.5 |
NON-FLUOR |
|
|
|
Andradite Garnet |
6.5 |
6.5 |
|
NON-FLUOR |
|
|
|
Anglesite |
2.5 |
3.0 |
0.5 |
FLUOR |
yellow |
|
yellow-orangish |
Ankangite in Quartz |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Anorthite |
6.0 |
6.5 |
0.5 |
FLUOR |
white-yellowish |
|
white |
Antigorite |
2.5 |
4.0 |
1.5 |
FLUOR |
|
|
blue |
Apache Tear |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Apatite: fluorapatite |
5.0 |
5.0 |
|
FLUOR |
yellow |
violet |
yellow-greenish |
Apophyllite: fluorapophylite |
4.5 |
5.0 |
0.5 |
FLUOR |
|
|
white-yellowish |
Aquamarine: beryl |
7.5 |
7.5 |
|
FLUOR |
green |
|
green |
Aragonite |
3.5 |
4.0 |
0.5 |
FLUOR |
white-yellowish |
pink |
white-bluish |
Arandisite |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Arsenopyrite |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Artinite |
2.5 |
2.5 |
|
FLUOR |
white-bluish |
orange |
white-bluish |
Astrophyllite |
3.0 |
3.5 |
0.5 |
NON-FLUOR |
|
|
|
Atlantisite-Serpentine: antigorite |
2.5 |
3.0 |
0.5 |
FLUOR |
|
|
blue |
Augelite |
4.5 |
5.0 |
0.5 |
NON-FLUOR |
|
|
|
Austinite |
4.0 |
4.5 |
0.5 |
FLUOR |
white-greenish |
|
green |
Autunite-microcline |
2.0 |
2.5 |
0.5 |
FLUOR |
green |
|
green |
Axinite: manganaxinite |
7.0 |
7.0 |
|
FLUOR |
red |
|
red |
Azurite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Azurite with Chrysocolla |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Babingtonite |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Baddeleyite |
6.5 |
6.5 |
|
FLUOR |
|
|
green |
Baratovite |
3.5 |
3.5 |
|
FLUOR |
|
|
white-bluish |
Barilite-tilasite [barylite] |
7.0 |
7.0 |
|
FLUOR |
|
|
pink-violetish |
Barite |
3.0 |
3.5 |
0.5 |
FLUOR |
white-yellowish |
|
orange |
Barylite-Tilasite |
5.0 |
7.0 |
2.0 |
FLUOR |
|
|
pink-violetish |
Bastnaesite |
4.5 |
4.5 |
|
FLUOR |
orange |
|
white |
Benitoite |
6.0 |
6.5 |
0.5 |
FLUOR |
red |
|
white-bluish |
Bertossaite Burangaite |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Beryl: Aquamarine |
7.5 |
7.5 |
|
FLUOR |
green |
|
green |
Beryl: Emerald |
7.5 |
7.5 |
|
FLUOR |
red |
|
|
Beryl: Goshenite |
7.5 |
7.5 |
|
FLUOR |
|
|
white-bluish |
Beryl: Heliodor |
7.5 |
7.5 |
|
NON-FLUOR |
|
|
|
Beryl: Maxixe [blue] |
7.5 |
7.5 |
|
NON-FLUOR |
|
|
|
Beryl: Morganite |
7.5 |
7.5 |
|
FLUOR |
red |
|
|
Beryl: Red Emerald |
7.5 |
7.5 |
|
NON-FLUOR |
|
|
|
Beryl: Vorobyevite [colorless, rose] |
7.5 |
7.5 |
|
NON-FLUOR |
|
|
|
Beryllonite |
5.5 |
6.0 |
0.5 |
FLUOR |
|
|
green |
Berzelianite |
2.0 |
2.0 |
|
NON-FLUOR |
|
|
|
Beyozoans |
– |
– |
|
NON-FLUOR |
|
|
|
Bikitaite |
6.0 |
6.0 |
|
FLUOR |
white-yellowish |
|
white-yellowish |
Boleite |
3.0 |
5.5 |
2.5 |
NON-FLUOR |
|
|
|
Boracite [hydroboracite] |
7.0 |
7.5 |
0.5 |
FLUOR |
white-yellowish |
|
white-bluish |
Bornite |
3.0 |
3.0 |
|
NON-FLUOR |
|
|
|
Brass |
3.0 |
4.0 |
1.0 |
NON-FLUOR |
|
|
|
Brazilianite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Breunnerite |
4.5 |
4.5 |
|
NON-FLUOR |
|
|
|
Bronze |
4.5 |
4.5 |
|
NON-FLUOR |
|
|
|
Bronzite |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Brookite |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Brookite in Quartz |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Brucite |
2.5 |
2.5 |
|
FLUOR |
white-bluish |
|
white-bluish |
Bryozoans |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Bumble bee Stone |
2.5 |
3.5 |
1.0 |
NON-FLUOR |
|
|
|
Burmite: Amber |
2.0 |
2.5 |
0.5 |
FLUOR |
white-bluish |
|
white-bluish |
Bustamite |
5.5 |
6.0 |
0.5 |
FLUOR |
red |
|
red-orangish |
Cadmium |
2.0 |
2.0 |
|
NON-FLUOR |
|
|
|
Calcio-samarskite |
5.0 |
6.0 |
1.0 |
NON-FLUOR |
|
|
|
Calcite |
3.0 |
3.0 |
|
FLUOR |
red |
yellow |
blue |
Cancrinite |
5.0 |
6.0 |
1.0 |
FLUOR |
white-yellowish |
|
yellow-greenish |
Carletonite |
4.0 |
4.5 |
0.5 |
NON-FLUOR |
|
|
|
Carnellian |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Cassiterite |
6.0 |
7.0 |
1.0 |
FLUOR |
|
|
yellow |
Cavansite |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Celestine [celestite] |
3.0 |
3.5 |
0.5 |
FLUOR |
white-bluish |
|
white-bluish |
Ceruleite |
5.0 |
6.0 |
1.0 |
FLUOR |
|
|
yellow |
Cerussite |
3.0 |
3.5 |
0.5 |
FLUOR |
white-yellowish |
|
yellow |
Chalcopyrite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Chamosite |
3.0 |
3.0 |
|
NON-FLUOR |
|
|
|
Charoite |
5.0 |
6.0 |
1.0 |
FLUOR |
|
|
red |
Chlorargyrite |
1.0 |
2.0 |
1.0 |
FLUOR |
blue |
|
|
Chondrite |
5.0 |
6.0 |
1.0 |
NON-FLUOR |
|
|
|
Chondrite bassikounou |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Chondrite: Meteorite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Chrome Antigorite |
3.5 |
4.0 |
0.5 |
FLUOR |
|
|
blue |
Chrome Chalcedony |
6.5 |
6.5 |
|
FLUOR |
green |
|
green |
Chrome Diopside |
5.5 |
5.5 |
|
FLUOR |
blue |
|
blue |
Chrome Sphene [titanite] |
5.0 |
5.5 |
0.5 |
FLUOR |
|
|
orange |
Chromite |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Chrysoberyl |
8.5 |
8.5 |
|
FLUOR |
red |
|
red |
Chrysocolla + Gem Silica |
2.0 |
2.0 |
|
NON-FLUOR |
|
|
|
Chrysocolla – Cuprite |
2.0 |
2.0 |
|
NON-FLUOR |
|
|
|
Chrysophase |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Cinnabar |
2.0 |
2.5 |
0.5 |
NON-FLUOR |
|
|
|
Citrine : Quartz |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Clausthalite |
2.5 |
3.0 |
0.5 |
NON-FLUOR |
|
|
|
Clinohumite |
6.0 |
6.0 |
|
FLUOR |
|
|
orange |
Clinozoisite |
5.5 |
5.5 |
|
FLUOR |
|
|
white |
Cobaltite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Cobaltoan Calcite |
3.0 |
3.5 |
0.5 |
NON-FLUOR |
|
|
|
Coffinite |
5.0 |
6.0 |
1.0 |
NON-FLUOR |
|
|
|
Colemanite |
4.5 |
4.5 |
|
FLUOR |
white-bluish |
|
white-bluish |
Columbite |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Copper |
2.5 |
5.0 |
2.5 |
NON-FLUOR |
|
|
|
Coprolite |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Corundum: Sapphire |
7.0 |
9.0 |
2.0 |
FLUOR |
red |
|
red |
Cosmic Obsidian |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Covellite |
4.0 |
4.0 |
|
NON-FLUOR |
|
|
|
Creedite |
3.5 |
4.0 |
0.5 |
FLUOR |
white-yellowish |
|
white-bluish |
Crocoite |
2.5 |
3.0 |
0.5 |
NON-FLUOR |
|
|
|
Cuprite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Cyprine |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Danburite |
7.0 |
7.0 |
|
FLUOR |
blue |
|
green |
Datolite |
5.0 |
5.5 |
0.5 |
FLUOR |
white-yellowish |
|
white-yellowish |
Diaspore |
6.5 |
7.0 |
0.5 |
FLUOR |
|
|
white-yellowish |
Dinasour bone |
6.0 |
6.0 |
|
FLUOR |
orange |
|
orange |
Diopside |
5.0 |
5.0 |
|
FLUOR |
blue |
|
blue |
Dioptase |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Diorite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Dolomite |
3.5 |
4.0 |
0.5 |
FLUOR |
white-yellowish |
|
red |
Dravite |
7.0 |
7.0 |
|
FLUOR |
|
|
yellow-orangish |
Dumortierite |
7.0 |
7.0 |
|
FLUOR |
white-yellowish |
|
white-bluish |
Dumortierite in Quartz |
7.0 |
7.0 |
|
FLUOR |
white-yellowish |
|
white-bluish |
Dunilite |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Ekanite |
5.0 |
6.5 |
1.5 |
FLUOR |
green |
|
green |
Emerald [beryl] |
7.5 |
7.5 |
|
FLUOR |
red |
|
|
Endlichite [vanadinite] |
2.5 |
2.5 |
|
FLUOR |
yellow |
|
yellow-greenish |
Enstatite |
5.0 |
6.0 |
1.0 |
FLUOR |
white-bluish |
|
|
Eosphorite |
5.0 |
5.0 |
|
FLUOR |
red |
|
|
Epididymite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Epidot |
6.5 |
6.5 |
|
FLUOR |
|
|
red |
Epidot in Quartz |
7.0 |
7.0 |
|
FLUOR |
|
|
red |
Ettringite |
2.0 |
2.5 |
0.5 |
FLUOR |
white-yellowish |
|
white-bluish |
Euclase |
7.5 |
7.5 |
|
FLUOR |
red |
|
yellow light |
Eucryptite |
6.5 |
6.5 |
|
FLUOR |
|
|
red |
Eudialyte |
5.0 |
5.5 |
0.5 |
FLUOR |
orange |
|
|
Eulytine |
4.5 |
4.5 |
|
NON-FLUOR |
|
|
|
Fassaite |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Feldspar |
6.0 |
6.0 |
|
FLUOR |
|
|
red |
Ferberite |
4.0 |
4.5 |
0.5 |
NON-FLUOR |
|
|
|
Ferri-fluoro-tschermakite |
5.0 |
6.0 |
1.0 |
NON-FLUOR |
|
|
|
Ferriwinchite |
5.0 |
6.0 |
1.0 |
NON-FLUOR |
|
|
|
Fibrolite |
7.5 |
7.5 |
|
NON-FLUOR |
|
|
|
Fluorapatite |
5.0 |
5.0 |
|
FLUOR |
yellow |
violet |
yellow-greenish |
Fluorbritholite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Fluorite |
4.0 |
4.0 |
|
FLUOR |
blue |
blue |
blue |
Fluorite-calcite |
3.5 |
4.0 |
0.5 |
FLUOR |
blue |
blue |
blue |
Fluorite-Calcite-Willemite |
3.5 |
5.0 |
1.5 |
FLUOR |
green |
green |
green |
Fluoro Potassic Magnesio Arfvedsonite |
5.5 |
6.0 |
0.5 |
FLUOR |
orange |
|
|
Fossilized Horn Coral |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Friedelite |
4.5 |
5.0 |
0.5 |
NON-FLUOR |
|
|
|
Gadolinite |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Gahnite |
7.5 |
8.0 |
0.5 |
NON-FLUOR |
|
|
|
Galena |
2.5 |
2.5 |
|
NON-FLUOR |
|
|
|
Garnet: Almandine |
7.5 |
7.5 |
|
NON-FLUOR |
|
|
|
Garnet: Demantoid |
7.0 |
7.5 |
0.5 |
NON-FLUOR |
|
|
|
Garnet: Grossular |
7.3 |
7.3 |
|
FLUOR |
red |
red |
red |
Garnet: Hessonite [grossular] |
7.3 |
7.3 |
|
FLUOR |
red |
|
|
Garnet: Hydogrossular [Grossular-Hibschite] |
6.5 |
7.5 |
1.0 |
FLUOR |
|
|
orange |
Garnet: leueo |
– |
– |
|
NON-FLUOR |
|
|
|
Garnet: Mali |
– |
– |
|
NON-FLUOR |
|
|
|
Garnet: Melanite |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Garnet: Purple |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Garnet: Pyrope |
7.3 |
7.3 |
|
FLUOR |
red-orangish |
|
|
Garnet: Rhodolite [ Pyrope] |
7.3 |
7.3 |
|
FLUOR |
red-orangish |
|
|
Garnet: Spessertite |
7.3 |
7.3 |
|
NON-FLUOR |
|
|
|
Garnet: Topazolite |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Garnet: Tsavorite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Garnet: Uvarovite |
7.5 |
7.5 |
|
FLUOR |
red |
|
|
Gaspeite |
4.5 |
5.0 |
0.5 |
NON-FLUOR |
|
|
|
Gersdorfite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Glaucophane |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Goethite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Goethite in Beryl |
8.0 |
8.0 |
|
NON-FLUOR |
|
|
|
Gold |
2.5 |
2.5 |
|
NON-FLUOR |
|
|
|
Gold silver telluride |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Goosecreekite |
4.0 |
4.0 |
|
NON-FLUOR |
|
|
|
Grandidierite |
7.0 |
7.5 |
0.5 |
NON-FLUOR |
|
|
|
Granite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Gyrolite |
3.0 |
3.0 |
|
FLUOR |
white-yellowish |
|
white-yellowish |
Hackmanite [sodalite] |
5.5 |
6.0 |
0.5 |
FLUOR |
orange |
|
yellow-greenish |
Hambergite |
7.5 |
7.5 |
|
FLUOR |
orange |
|
white-yellowish |
Hematite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Hematite in Iolite |
7.0 |
7.5 |
0.5 |
NON-FLUOR |
|
|
|
Hemimorphite |
4.5 |
5.0 |
0.5 |
FLUOR |
|
|
blue |
Herderite |
5.5 |
5.5 |
|
FLUOR |
white-yellowish |
|
white-yellowish |
Heterosite |
4.0 |
4.5 |
0.5 |
NON-FLUOR |
|
|
|
Hexagonite [tremolite] |
5.0 |
5.0 |
|
FLUOR |
orange |
|
red-orangish |
Holmquisite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Howlite |
3.5 |
3.5 |
|
FLUOR |
white-bluish |
|
white-bluish |
Huanghoite |
4.5 |
4.5 |
|
NON-FLUOR |
|
|
|
Hyalite |
6.0 |
6.0 |
|
FLUOR |
green |
green |
green |
Hydrozincite |
2.0 |
2.5 |
0.5 |
FLUOR |
orange |
|
blue-whitish |
Ikranite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Ilvaite |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Imperial Topaz |
8.0 |
8.0 |
|
FLUOR |
orange |
|
white-greenish |
Indialite |
7.0 |
7.5 |
0.5 |
NON-FLUOR |
|
|
|
Iolite |
7.0 |
7.5 |
0.5 |
NON-FLUOR |
|
|
|
Jasper [quartz] |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Jet |
2.5 |
4.0 |
1.5 |
NON-FLUOR |
|
|
|
Johannsenite |
6.0 |
6.0 |
|
FLUOR |
orange dark |
|
|
Kakortkite |
5.5 |
7.0 |
1.5 |
NON-FLUOR |
|
|
|
Kammererite |
2.0 |
2.5 |
0.5 |
NON-FLUOR |
|
|
|
Kornerupine |
6.5 |
7.0 |
0.5 |
FLUOR |
green-yellowish |
|
green-yellowish |
Kryzhanovskite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Kunzite [spodumene] |
7.0 |
7.5 |
0.5 |
FLUOR |
orange |
|
pink |
Kurchatovite |
4.5 |
4.5 |
|
FLUOR |
violet |
|
red |
Kutnahorite |
3.5 |
4.0 |
0.5 |
FLUOR |
red |
|
red |
Lapis & Pyrite [Hauyne] |
4.5 |
5.0 |
0.5 |
FLUOR |
red-orangish |
|
|
Larimar |
4.5 |
5.0 |
0.5 |
NON-FLUOR |
|
|
|
Lazulite |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Lead |
1.5 |
1.5 |
|
NON-FLUOR |
|
|
|
Leucite |
5.5 |
6.0 |
0.5 |
FLUOR |
white-yellowish |
|
white-yellowish |
Liddicoatite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Lizardite [deweylite, kerolite] |
2.5 |
2.5 |
|
FLUOR |
white-yellowish |
|
white-bluish |
Llanite |
6.0 |
6.5 |
0.5 |
NON-FLUOR |
|
|
|
Londonite |
8.0 |
8.0 |
|
FLUOR |
|
|
yellow-greenish |
Lybian Desert Tektite |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Magnesioastrophyllite |
3.0 |
3.0 |
|
NON-FLUOR |
|
|
|
Magnesiochromite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Magnesio-ferri-fluoro-hornblende |
5.6 |
5.6 |
|
NON-FLUOR |
|
|
|
Magnetoplumbite |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Malachite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Manganoan fluorapatite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Manganotantalite |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Meierite Gillespite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Mexican Opal |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Mimetite |
3.5 |
4.0 |
0.5 |
FLUOR |
white-yellowish |
|
orange |
Mohawkite |
3.5 |
3.5 |
|
NON-FLUOR |
|
|
|
Moldavite |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Monazite |
5.0 |
5.5 |
0.5 |
FLUOR |
|
|
orange |
Mooreite |
3.0 |
3.5 |
0.5 |
NON-FLUOR |
|
|
|
Mottramite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Muonionalusta Meteorite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Muscovite |
2.0 |
2.5 |
0.5 |
FLUOR |
white-yellowish |
|
white-yellowish |
Nephrite |
6.0 |
6.5 |
0.5 |
NON-FLUOR |
|
|
|
Nickel |
2.6 |
2.6 |
|
NON-FLUOR |
|
|
|
Nickeline |
5.0 |
5.5 |
0.5 |
NON-FLUOR |
|
|
|
Norbergite diopside |
6.0 |
6.5 |
0.5 |
FLUOR |
yellow-orangish |
|
yellow |
Normandite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Oligoclase |
6.0 |
6.0 |
|
FLUOR |
yellow |
|
red |
Olmite |
5.0 |
5.5 |
0.5 |
FLUOR |
red |
|
red |
Omphacite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Orpiment |
1.5 |
2.0 |
0.5 |
NON-FLUOR |
|
|
|
Orthoclase |
6.0 |
6.0 |
|
FLUOR |
white-yellowish |
|
red |
Owyhee Blue Opal |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Pallasite Peridot Meteorite |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Paraiba Blue Opal |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Paraiba Tourmaline |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Pargasite |
5.0 |
5.0 |
|
FLUOR |
|
|
green dim |
Petalite |
6.0 |
6.5 |
0.5 |
FLUOR |
white-yellowish |
|
white-yellowish |
Pezzottaite |
7.5 |
8.0 |
0.5 |
FLUOR |
red |
|
|
Phenakite |
7.5 |
8.0 |
0.5 |
NON-FLUOR |
|
|
|
Phosphosiderite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Picture Jasper |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Piemontite |
6.0 |
6.5 |
0.5 |
NON-FLUOR |
|
|
|
Pietersite |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Plagionite |
2.5 |
3.0 |
0.5 |
NON-FLUOR |
|
|
|
Platinum |
3.5 |
3.5 |
|
NON-FLUOR |
|
|
|
Pollucite |
6.5 |
6.5 |
|
FLUOR |
white-yellowish |
|
orange |
Potassic-Ferro-Chloro sadanagaite |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Powellite |
5.0 |
5.0 |
|
FLUOR |
white-yellowish |
|
white-yellowish |
Prehnite |
6.0 |
6.5 |
0.5 |
FLUOR |
white-yellowish |
|
white-bluish |
Priceite |
3.0 |
3.5 |
0.5 |
FLUOR |
yellow-orangish |
|
white-yellowish |
Prismatine |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Prosopite-thomsenolite |
4.0 |
4.0 |
|
FLUOR |
white-bluish |
|
yellow-greenish |
Pumpellyite-osumilite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Pyrite |
6.0 |
6.5 |
0.5 |
NON-FLUOR |
|
|
|
Pyromophite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Quartz Amethyst |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz Amethyst with Chisobalite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz Amethysts with+ Cacoxenite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz Cats eye |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz Chalcedony |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz Citrine |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz Citrine with Cacoxenite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz Cornellian |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz Onyx |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz Sardonyx |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz Tger eye (Crocidolite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Actinolite |
7.0 |
7.0 |
|
FLUOR |
|
|
yellow-orangish |
Quartz with Almandine Garnet |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Amphibole |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Anatase |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Anhydrite |
7.0 |
7.0 |
|
FLUOR |
pink |
|
red |
Quartz with Ankerite |
7.0 |
7.0 |
|
FLUOR |
orange |
|
red |
Quartz with Bi Color Tourmaline |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Bismuthinite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Black Tourmaline |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Blue Dumortierite |
7.0 |
7.0 |
|
FLUOR |
white-yellowish |
|
white-bluish |
Quartz with Blue Tourmaline |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Brookite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Calcite |
7.0 |
7.0 |
|
FLUOR |
orange |
|
orange |
Quartz with Carbon |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Childrenite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Chlorite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Cristobalite |
7.0 |
7.0 |
|
FLUOR |
|
|
red |
Quartz with Diopside |
7.0 |
7.0 |
|
FLUOR |
blue |
|
blue |
Quartz with Dumortierite |
7.0 |
7.0 |
|
FLUOR |
white-yellowish |
|
white-bluish |
Quartz with Epidot |
7.0 |
7.0 |
|
FLUOR |
|
|
red |
Quartz with Fluorite |
7.0 |
7.0 |
|
FLUOR |
blue |
|
blue |
Quartz with Geen Zoisite |
7.0 |
7.0 |
|
FLUOR |
yellow-orangish |
|
|
Quartz with Gilalite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Green Tourmaline |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Hedenbergite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Helvite |
7.0 |
7.0 |
|
FLUOR |
red |
|
red |
Quartz with Hematite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Hematite + Rutil |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Hematoid |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Hessonite Garnet |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Hollandite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Jamesonite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Lazulite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Lepidochrosite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Limonite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Lizardite |
7.0 |
7.0 |
|
FLUOR |
white-yellowish |
|
white-bluish |
Quartz with Moss Agate |
7.0 |
7.0 |
|
FLUOR |
green |
|
green |
Quartz with Petroleum |
7.0 |
7.0 |
|
FLUOR |
white |
white |
white |
Quartz with Piemontite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Pyrite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Reibeckite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Ripidolite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Quartz with Rutil |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Rhodocrosite |
3.5 |
4.0 |
0.5 |
FLUOR |
red |
|
red |
Rhodonite |
5.0 |
5.6 |
0.6 |
FLUOR |
red |
|
|
Rinkite-ferrokentbrooksite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Robinsonite |
2.5 |
3.0 |
0.5 |
NON-FLUOR |
|
|
|
Rosasite |
4.0 |
4.0 |
|
NON-FLUOR |
|
|
|
Rosolite |
7.0 |
7.0 |
|
NON-FLUOR |
|
|
|
Ruby [corundum] |
9.0 |
9.0 |
|
FLUOR |
red |
red |
red |
Ruby in Zoisite |
7.0 |
7.0 |
|
FLUOR |
red |
red |
red |
Ruby with Fuchsite |
7.0 |
7.0 |
|
FLUOR |
red |
red |
red |
Ruby with Kyanite |
7.0 |
7.0 |
|
FLUOR |
red |
red |
red |
Ruby with Xenotime |
9.0 |
9.0 |
|
FLUOR |
red |
red |
red |
Rutile |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Sapphirine |
7.5 |
7.5 |
|
NON-FLUOR |
|
|
|
Sarcopside |
4.0 |
4.0 |
|
NON-FLUOR |
|
|
|
Scapolite with wernerite [meionite/marialite scapolite] |
5.5 |
6.0 |
0.5 |
FLUOR |
yellow bright |
|
yellow |
Schalenblende with sphalerite & Galena |
2.5 |
3.5 |
1.0 |
FLUOR |
orange |
|
orange |
Scheelite |
5.0 |
5.0 |
|
FLUOR |
pink-violetish |
|
blue-whitish |
Scheuchzerite |
2.5 |
2.5 |
|
NON-FLUOR |
|
|
|
Sellaite |
5.0 |
5.5 |
0.5 |
FLUOR |
white-yellowish |
|
white-yellowish |
Sepentine with Stichtite |
2.5 |
3.5 |
1.0 |
NON-FLUOR |
|
|
|
Serpentine |
3.5 |
3.5 |
|
NON-FLUOR |
|
|
|
Shungite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Siderite |
3.5 |
4.5 |
1.0 |
NON-FLUOR |
|
|
|
Smaragdite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Smithsonite |
4.5 |
5.0 |
0.5 |
FLUOR |
white-yellowish |
|
red |
Sodalite |
5.5 |
6.0 |
0.5 |
FLUOR |
orange |
|
orange |
Sperrylite |
6.0 |
7.0 |
1.0 |
NON-FLUOR |
|
|
|
Sphalerite |
3.5 |
4.0 |
0.5 |
FLUOR |
orange |
|
orange |
Sphene [titanite] |
5.5 |
5.5 |
|
FLUOR |
|
|
orange |
Stibio tantalite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Stichtite |
1.5 |
2.0 |
0.5 |
NON-FLUOR |
|
|
|
Sulphur |
1.5 |
2.5 |
1.0 |
FLUOR |
|
|
red |
Sursassite |
3.0 |
3.0 |
|
NON-FLUOR |
|
|
|
Taaffeite [magnesiotaaffeite] |
8.0 |
8.5 |
0.5 |
FLUOR |
red |
|
white-yellowish |
Takovite |
2.0 |
2.0 |
|
NON-FLUOR |
|
|
|
Talc |
1.0 |
1.0 |
|
FLUOR |
white-yellowish |
|
white-yellowish |
Tantalite |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Tarbuttite |
3.5 |
3.5 |
|
FLUOR |
orange |
|
white-yellowish |
Tellurium |
2.0 |
2.5 |
0.5 |
NON-FLUOR |
|
|
|
Tephroite |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Tetrahedrite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Thalenite |
3.5 |
4.0 |
0.5 |
FLUOR |
|
|
yellow-greenish |
Thomsonite |
5.0 |
5.5 |
0.5 |
FLUOR |
white-yellowish |
|
blue-whitish |
Thulite [zoisite] |
6.5 |
6.5 |
|
FLUOR |
yellow-orangish |
|
|
Tilleyite |
4.0 |
4.0 |
|
FLUOR |
white-yellowish |
|
white-yellowish |
Tinzenite |
6.5 |
7.0 |
0.5 |
NON-FLUOR |
|
|
|
Topaz |
8.0 |
8.0 |
|
FLUOR |
orange |
|
white-greenish |
Topaz with Biotite |
8.0 |
8.0 |
|
FLUOR |
orange |
|
white-greenish |
Topaz with Limonite |
8.0 |
8.0 |
|
FLUOR |
orange |
|
white-greenish |
Tourmaline in Aquamarine |
7.5 |
7.5 |
|
NON-FLUOR |
|
|
|
Tremolite |
4.0 |
4.0 |
|
FLUOR |
orange |
|
red-orangish |
Triphylite |
4.0 |
4.0 |
|
NON-FLUOR |
|
|
|
Triplite |
5.0 |
5.5 |
0.5 |
NON-FLUOR |
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|
|
Tsumoite |
2.5 |
3.0 |
0.5 |
NON-FLUOR |
|
|
|
Tugtupite |
4.0 |
4.0 |
|
FLUOR |
orange |
white-pinkish |
red-orangish |
Ulmannite |
5.5 |
5.5 |
|
NON-FLUOR |
|
|
|
Unakite |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Uranopolycrase |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Ussingite |
6.0 |
6.0 |
|
FLUOR |
green dim |
|
green |
Uvarovite with Almandine Garnet |
7.0 |
7.0 |
|
FLUOR |
red |
|
|
Valleriite |
1.5 |
1.5 |
|
NON-FLUOR |
|
|
|
Vanadinite |
3.5 |
4.0 |
0.5 |
NON-FLUOR |
|
|
|
Vandenbrandeite |
4.0 |
4.0 |
|
FLUOR |
green |
|
green |
Vayrynenite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Verdite |
5.5 |
6.0 |
0.5 |
NON-FLUOR |
|
|
|
Violane |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Vishnevite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Vorobyevite |
8.0 |
8.0 |
|
NON-FLUOR |
|
|
|
Wah Wah Red Emerald: Bixbite |
8.0 |
8.0 |
|
NON-FLUOR |
|
|
|
Wardite |
5.0 |
5.0 |
|
NON-FLUOR |
|
|
|
Welo Opal |
6.0 |
6.0 |
|
NON-FLUOR |
|
|
|
Willemite |
5.5 |
5.5 |
|
FLUOR |
green |
|
green bright |
Willemite with Calcite & Franklinite |
4.0 |
5.5 |
1.5 |
FLUOR |
green dim |
|
green & red |
Winchite [parvowinchite] |
5.5 |
5.5 |
|
FLUOR |
red |
|
pink-reddish |
Witherite |
3.0 |
3.5 |
0.5 |
FLUOR |
blue-whitish |
|
blue-whitish |
Xenotime |
4.0 |
4.0 |
|
FLUOR |
|
|
yellow-orangish |
Xonotlite |
6.5 |
6.5 |
|
FLUOR |
blue-whitish |
violet |
blue-whitish |
Yttrofluorite |
4.0 |
4.5 |
0.5 |
FLUOR |
yellow |
|
yellow |
Zincite |
4.0 |
4.0 |
|
FLUOR |
yellow-greenish |
|
|
Zircon |
7.5 |
7.5 |
|
FLUOR |
|
|
yellow-orangish |
Zoisite |
6.5 |
6.5 |
|
FLUOR |
|
|
yellow-orangish |
Zoisite – piemontite |
6.5 |
6.5 |
|
NON-FLUOR |
|
|
|
Zunyite |
7.0 |
7.0 |
|
FLUOR |
|
|
red |
Zussmanite |
6.0 |
6.0 |
|
NON-FLUOR |
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https://gemologicalcollections.com/gemstone-hardness-list/ |
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http://www.fluomin.org/uk/fichebyname.php |
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