# Mineral Hardness Color Transparency Crystal System Probability See More
1Afghanite5.5 - 6.0white, light blue, dark blueTranslucentTrigonal0.163
2Lazurite5.0 - 5.5ultramarine, midnight blue, bluish green, greenOpaqueIsometric0.068
3Sodalite5.5 - 6.0All ColoursTransparent, TranslucentIsometric0.054
4Grandidierite7.5Bluish green, greenish blueTransparent, TranslucentOrthorhombic0.044
5Kyanite5.5 - 7.0Blue, white, light gray, green, rarely yellow, orange, pinkTransparent, TranslucentTriclinic0.041
6Benitoite6.0 - 6.5Sapphire blue, white to colorless, pinkTransparent, TranslucentHexagonal0.039
7Scorzalite6.0Dark azure blue, green-blue, blue-greenTransparent, TranslucentMonoclinic0.027
8Cancrinite5.0 - 6.0grey-green, white, yellow, blue, orange, reddishTransparent, TranslucentHexagonal0.02
9Petalite6.5Colourless, white, grey, pinkTransparent, TranslucentMonoclinic0.019
10Triplite5.0 - 5.5Brown, red-brown, dark brown, black (altered), light brownish u=yellow to dark reddish brown in transmitted light.OpaqueMonoclinic0.017
11Marshallsussmanite3.0Light pink to deep pink, orange-pink0.016
12Hauyne5.5 - 6.0Blue, white, grey, yellow, green, pink.0.016
13Halite2.5Colourless, whitish, yellow, red, purple or blueTransparent, TranslucentIsometric0.016
14Kurnakovite2.5 - 3.0White, colourless in transmitted lightTransparent, TranslucentTriclinic0.011
15Gypsum2.0Colourless to white, often tinged other hues due to impurities, colourless in transmitted light..Transparent, Translucent, OpaqueMonoclinic0.011
16Nakauriite5.0 - 5.5Translucent blueOrthorhombic0.01
17Agrellite5.5White to greyish or greenish white.Transparent, TranslucentTriclinic0.009
18Pyroxmangite5.5 - 6.0Pink, red, brownTransparent, TranslucentTriclinic0.008
19Corundum9.0Colourless, blue, red, pink, yellow, grey, golden-brownTransparent, Translucent, OpaqueTrigonal0.008
20Bazzite6.5 - 7.0Deep blue or other shades of blue, blue-green.Transparent, TranslucentHexagonal0.008
21Leucophanite4.0Pale yellow, greenish white, yellowish green, colourlessTransparent, TranslucentOrthorhombic0.008
22Beryllonite5.5 - 6.0Colourless, white, rarely pale light yellow, colourless in transmitted light.Transparent, TranslucentMonoclinic0.007
23Antigorite3.5 - 4.0green, green-blue, white, brown, blackTransparentMonoclinic0.007
24Talc1.0Colorless, white, pale green, bright emerald-green to dark green, brown, grayTransparent, TranslucentTriclinic0.006
25Opal5.5 - 6.5Colourless, white, yellow, red, orange, green, brown, black, blueTransparent, Translucent0.006
26Kinoite2.5Transparent deep blueTransparentMonoclinic0.006
27Lizardite2.00.006
28Celestine3.0 - 3.5Colourless, shades of light blue, white, reddish, greenish, brownish, greyish, colourless or lightly tinted in transmitted lightTransparent, TranslucentOrthorhombic0.005
29Epistilbite4.0Colorless, white, pinkish, yellowishTransparent, TranslucentMonoclinic0.005
30Phosphophyllite3.0 - 3.5Bright blue-green to colourless, colourless in transmitted light.Transparent, TranslucentMonoclinic0.005
31Xonotlite6.5White, grey, pale pink, colorlessTransparent, TranslucentMonoclinic0.005
32Danburite7.0 - 7.5Pale yellow, yellowish-brown, colourlessTransparent, TranslucentOrthorhombic0.004
33Makatite5.5 - 6.0whiteMonoclinic0.004
34Anhydrite3.0 - 3.5Colourless, bluish, blue-grey, violet, burgundy-red, white, rose-pink, brownish, reddish, grey, dark grey, colourless in transmitted lightTransparent, TranslucentOrthorhombic0.004
35Glauberite2.5 - 3.0Grey, yellowish, colourless, colourless in transmitted lightTransparent, TranslucentMonoclinic0.004
36Lazulite5.5 - 6.0Blue, sky-blue, bluish whiteTransparent, TranslucentMonoclinic0.004
37Montebrasite5.5 - 6.0White, colorless, gray white, very pale brown, pale pink, pale yellowTransparent, TranslucentTriclinic0.004
38Calcite3.0White, Yellow, Red, Orange, Blue, Green, Brown, Gray etc.Transparent, TranslucentTrigonal0.004
39Cryolite2.5Colourless, white, brown, grey, black, colourless in transmitted light.Transparent, TranslucentMonoclinic0.003
40Cornetite4.5Dark blue to green-blue, green-blue in transmitted light.Transparent, TranslucentOrthorhombic0.003
41Galenobismutite2.5 - 3.5Lead-gray, gray, light gray, tin-whiteOpaqueOrthorhombic0.003
42Nosean5.5Colorless, white, gray, gray-brown, blue, blackTransparent, TranslucentIsometric0.003
43Sylvite1.5 - 2.0Colourless, grey, white, yellowish to reddish, seldom blue or violetTransparent, TranslucentIsometric0.003
44Bertrandite6.0 - 7.0Colourless, pale yellow.TransparentOrthorhombic0.003
45Pezzottaite8.0raspberry red to pink0.003
46Chloritoid6.5dark green to green-gray or nearly black.TranslucentMonoclinic0.003
47Tschernichite4.5Colourless to whiteTransparent, TranslucentTetragonal0.003
48Muscovite2.5White to colorless, silvery-white, and tinged various colors by impurities.Transparent, TranslucentMonoclinic0.003
49Brucite2.5 - 3.0White, light greenish, grayish, bluish, honey-yellow, brownish red deep brown (manganoan varieties)Transparent, TranslucentTrigonal0.003
50Charoite5.0 - 6.0Violet to deep lilacTranslucentMonoclinic0.003
51Lemanskiite2.0 - 3.0Sky BlueTranslucentTetragonal0.003
52Callaghanite3.0 - 3.5Azure-blueTransparentMonoclinic0.003
53Dumortierite7.0 - 8.0Blue, greenish-blue, violet-blue, pale blue, pink, redTranslucentOrthorhombic0.003
54Pectolite4.5 - 5.0Colourless, white, pale pink, greenish, pale blueTransparent, TranslucentTriclinic0.003
55Montmorillonite1.0 - 2.0White, buff, yellow, green, rarely pale pink to redTranslucentMonoclinic0.003
56Henmilite1.5 - 2.0Triclinic0.003
57Shattuckite3.5Light to dark blue.TranslucentOrthorhombic0.003
58Topaz8.0Colourless, white, pale blue, light green, yellow, yellowish brown, or redTransparent, TranslucentOrthorhombic0.002
59Eucryptite6.5Colorless, white, pale tan, pale gray.Transparent, TranslucentTrigonal0.002
60Tugtupite4.0Commonly red, also white to pink, bluish white, greenish whiteTranslucentTetragonal0.002
61Villiaumite2.0 - 2.5Dark carmine-red, dark red, light orange, pinkTransparentIsometric0.002
62Wollastonite4.5 - 5.0White, gray-white, light green, pinkish, brown, red, yellowTransparent, TranslucentTriclinic0.002
63Miserite5.5 - 6.0PinkTranslucentTriclinic0.002
64Franckeite2.5 - 3.0Grey-black, black, iridescent at timesOpaqueTriclinic0.002
65Zincite4.0Red, orange, yellow, white, rarely greenTransparent, Translucent, OpaqueHexagonal0.002
66Posnjakite2.0 - 3.0Sky-blue to dark-blue, may be slightly greenish-blue.Monoclinic0.002
67Kovdorskite4.0Pale rose, pale blueMonoclinic0.002
68Quartz7.0Colorless, purple, rose, red, black, yellow, brown, green, blue, orange, etc.Transparent, TranslucentTrigonal0.002
69Berzelianite2.0Silver-White, shiny lead-grey, easily tarnishes iridescent blue-greyOpaqueIsometric0.002
70Hydromagnesite3.5Colourless to white, colourless in transmitted lightTransparentMonoclinic0.002
71Nifontovite3.5ColorlessTransparentMonoclinic0.002
72Hydroxylherderite5.0 - 5.5Colorless, gray, brown, pale yellow, greenish white, light blue, purple, colourless in transmitted light.Transparent, TranslucentMonoclinic0.002
73Fluorapophyllite-(K)4.5 - 5.0Colourless, pale green, aquamarine, white, pink, yellowTransparent, TranslucentTetragonal0.002
74Tremolite5.0 - 6.0White, brown, colourless, grey, light green, green, light yellow, pink-violetTransparent, TranslucentMonoclinic0.002
75Todorokite1.5Purplish gray, brown to black, brown in transmitted lightOpaqueMonoclinic0.002
76Sepiolite2.0White, light gray or light yellow.Translucent, OpaqueOrthorhombic0.002
77Vishnevite5.0 - 6.0colourless, light blue, orange-yellow, whiteHexagonal0.002
78Clintonite3.5 - 6.0Brown, golden brown, reddish brown, yellow green, dark greenTransparent, TranslucentMonoclinic0.002
79Mallestigite4.0Colourless, yellowTransparent, TranslucentHexagonal0.002
80Spinel7.5 - 8.0Black, blue, red, violet, green, brown, pinkTransparent, TranslucentIsometric0.002
81Tenorite3.5Grey, blackOpaqueMonoclinic0.002
82Phenakite7.5 - 8.0Colourless, white, yellow, pale roseTransparentTrigonal0.002
83Cordierite7.0 - 7.5Grey, blue, blue-violet, greenish, yellowish brown, colourless to very light blue in transmitted light.Transparent, TranslucentOrthorhombic0.002
84Sanidine6.0Colourless, white, grey, yellowish white, or reddish whiteTransparent, TranslucentMonoclinic0.002
85Rhodonite5.5 - 6.5Red, pink, brownish-red, gray.Transparent, TranslucentTriclinic0.001
86Zoisite6.0 - 7.0Colourless, purple, greyish-white, grey, yellowish-brown, yellow, pink, greenTransparent, TranslucentOrthorhombic0.001
87Genthelvite6.0 - 6.5Colourless, white, yellow, green, pink to red, darkens to brown and black on weatheringTransparent, TranslucentIsometric0.001
88Cryptomelane5.0 - 6.5Brown, grayish-whiteOpaqueMonoclinic0.001
89Trona2.5Colourless, gray-white, light yellow, colourless in transmitted light.TranslucentMonoclinic0.001
90Connellite3.0Blue, blue-green, blue in transmitted light.TransparentHexagonal0.001
91Whewellite2.5 - 3.0White, yellow, brown, colourless, colourless in transmitted light.Transparent, TranslucentMonoclinic0.001
92Sampleite4.0Light blue, bluish green, blue in transmitted light.TransparentOrthorhombic0.001
93Bornite3.0Copper-red to pinchbeck-brown, quickly tarnishing to an iridescent purplish surface.OpaqueOrthorhombic0.001
94Heulandite-Ca3.5 - 4.0White, Colorless, Red, Yellow, Brown, GreenTransparentMonoclinic0.001
95Barylite7.0bluish white, colourlessOrthorhombic0.001
96Cinnabar2.0 - 2.5Tint or shade of red, cochineal red, brownish redTransparent, TranslucentTrigonal0.001
97Mordenite3.0 - 4.0Colourless, white, yellowish, pinkishTransparent, TranslucentOrthorhombic0.001
98Spodumene6.5 - 7.0Colourless, yellow, light green, emerald-green, pink to violet, purple, white, grayTransparent, TranslucentMonoclinic0.001
99Peretaite3.5 - 4.0ColourlessTransparentMonoclinic0.001
100Nenadkevichite5.0Rose-pink, very light pink, light yellow, brown, dark brown due to inclusionsTransparent, Translucent, OpaqueOrthorhombic0.001