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Gemstone And (other Compounds) Specific Gravity List.


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Specific gravity list.

Compound..............Avg sg.

Copal...............1.06

Amber...............1.08

Bakelite............1.26

Jet.................1.30 -1.35

Tortoiseshell.......1.30

Erinoid.............1.33

Celluloid...........1.38

Vegetable Ivory.....1.40

Ivory...............1.80

 

 

Kurnakovite.........1.86

Gaylussite..........1.99

Ulexite.............1.95

Meerscham...........2.00

Bone................2.00

Fire Opal...........2.00

Opal................2.10

Chrysocolla.........2.20

Stichtite...........2.2

Silica Glass........2.21

Natrolite...........2.225

Sodalite............2.13 -2.29

Alabaster...........2.3 -2.33

Obsidian............2.3 -2.6

Apophyllite.........2.3 -2.5

Thomsonite..........2.35

Hambergite..........2.35

Petalite............2.39

Mouldavite..........2.35

Obsidian............2.35

Tugtupite...........2.37 -2.57

Hauynite............2.4

Cancrinite..........2.45

Colemanite..........2.42

Leucite.............2.47

 

 

Pseudophite.........2.55

Howlite.............2.53 -2.59

Veriscite...........2.55

Elaeolite...........2.55 -2.65

Amazonite...........2.56 -2.58

Orthoclase..........2.56

Moonstone...........2.57

Sanidine............2.57

Moss Agate..........2.58 -2.62

Chrysoprase.........2.58 -2.64

Iolite..............2.59

Bowenite............2.60

Agate...............2.60 -2.65

Chalcedony..........2.60

Vivianite...........2.65

Peristerite.........2.61 -2.63

Aventurine..(fsp)...2.62 -2.65

Scapolite..(pink)...2.63

Sunstone............2.64

Quartz..............2.65

Amethyst............2.63 -2.65

Prasiolite..........2.65

Citrine.............2.65

Synth. Emerald......2.65

Coral...............2.68

Aquamarine..........2.69

 

 

Beryl (yellow)......2.69

Labradorite.........2.69

Pseudophite.........2.70

Onyx................2.70

Augelite............2.70

Tiger eye...........2.64 -2.71

Emerald.............2.71

Labradorite.........2.70

Aquamarine..........2.67 -2.71

Scapolite...........2.70

Calcite.............2.71

Pearl (natural).....2.71

Pearl (cultured)....2.75

Talc................2.75

Turquoise...........2.80

Serpentine..........2.4 -2.8

Steatite............2.7 -2.8

Lapis Lazuli........2.80

 

Beryllonite.........2.82

Jasper..............2.58 -2.91

Conch Pearl.........2.85

Prehnite............2.87

Verdite.............2.90

Pollucite...........2.92

Argonite............2.94

 

 

Dolomite............2.85 -2.95

Anhydrite...........2.90 -2.99

Datolite............2.95

Phenakite...........2.96

Nephrite............2.96

Brazilianite........2.99

Nephrite............2.90 -3.04

Danburite...........3.00 -3.07

Tremolite...........2.90 -3.1

Magnesite...........3.00 -3.12

Andalusite..........3.12 -3.18

Amblygonite.........3.03

Tourmaline..........3.02 -3.26

Lazulite............3.09

Euclase.............3.10

Zoisite.............3.10

Andalusite..........3.15

Kunzite.............3.16 -3.2

Hiddenite...........3.16 -3.2

Carborundum.........3.17

Fluorite............3.18

Spodumene...........3.18

Apatite.............3.21

Fibrolite...........3.25

Smaragdite..........3.25

Sillimanite.........3.25

 

 

Enstatite...........3.27

Axinite.............3.28

Ekanite.............3.28

Tanzanite...........3.28 -3.35

Diopside............3.29

Dioptase............3.30

Kornerupine.........3.32

Jadeite.............3.34

Peridot.............3.34

Purpurite...........3.35

Zoisite (blue)......3.34

Idocrase............3.38

Rhodizite...........3.40

Epidote.............3.45

Dumortierite........3.26 -3.41

Sinhalite...........3.48

Hypersthene.........3.45

Hemimorphite........3.45

Grossular (massive).3.50

Diamond.............3.52

Sphene..............3.53

Topaz (yellow)......3.53

Topaz (white).......3.56

Periclase (synth)...3.59

Gahnite.............3.58 -3.98

 

 

Rhodonite...........3.60

Rhodochrosite.......3.60

Spinel..............3.60

Grossular...........3.64

Benitoite...........3.67

Taaffeite...........3.61

Spinel (synth)......3.63

Hessonite...........3.65

Barytocalcite.......3.66

Benitoite...........3.67

Kyanite.............3.68

Staurolite..........3.70

Azurite.............3.80

Pyrope..............3.70

Chrysoberyl.........3.71

Alexandrite.........3.70 -3.73

Staurolite..........3.75

Uvarovite...........3.77

Malachite...........3.80

Pleonaste...........3.80

Demantoid...........3.82 -3.85

Chalybite...........3.85

Periclass...........3.80

Anatase.............3.88

Gahnospinel.........3.97

Celestite...........3.97 -4.00

 

 

Corundum............3.96 -4.01

Sapphire............3.99 -4.00

Ruby................3.97 -4.08

Painite.............4.01

Willemite...........4.03

Sphalerite (blend)..4.09

Glass...............3.15 -4.20

Zircon (green)......4.50

Almandine...........4.97

Spessartine.........4.16

Chalcopyrite........4.20

Rutile (synth)......4.25

Witherite...........4.27 -4.35

Smithsonite.........4.35

Barite..............4.50

YAG.................4.60

Zircon (blue,white).4.69

Chromite............4.1 -4.9

Pyrite..............5.10

Hematite............5.05

Strontium Titanate..5.13

Proustite...........5.57 -5.64

Cubic Zirconia......5.6-5.9

Zincite.............5.66

Crocoite............5.90 -6.1

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