# Mineral Hardness Color Transparency Crystal System Probability See More
1Halite2.5Colourless, whitish, yellow, red, purple or blueTransparent, TranslucentIsometric0.158
2Dioptase5.0Emerald Green, blue-greenTransparent, TranslucentTrigonal0.12
3Fluorapophyllite-(K)4.5 - 5.0Colourless, pale green, aquamarine, white, pink, yellowTransparent, TranslucentTetragonal0.09
4Hemimorphite4.5 - 5.0Colorless, white, pale blue, pale green, gray, brownTransparent, TranslucentOrthorhombic0.062
5Shattuckite3.5Light to dark blue.TranslucentOrthorhombic0.059
6Celestine3.0 - 3.5Colourless, shades of light blue, white, reddish, greenish, brownish, greyish, colourless or lightly tinted in transmitted lightTransparent, TranslucentOrthorhombic0.026
7Rhodochrosite3.5 - 4.0Pink, rose, red, yellowish-grey, brown, white, gray, colourless to pale rose in transmitted light.Transparent, TranslucentTrigonal0.023
8Fluorapatite5.0Colourless to white when pure, also green, blue, pink, yellow, brown, violet, purple.Transparent, OpaqueHexagonal0.02
9Smithsonite4.0 - 4.5White, grey, yellow, green to apple-green, blue, pink, purple, bluish grey, and brown, colourless or faintly tinted in transmitted light.TranslucentTrigonal0.018
10Plancheite6.0Blue, greenish blueTranslucentOrthorhombic0.016
11Chrysocolla2.5 - 3.5Green, bluish green, blue, blackish blue to black, or brown and rarely yellowTranslucent, OpaqueOrthorhombic0.016
12Gibbsite2.5 - 3.0White, light gray, light green, reddish white, reddish yellow (impure)Transparent, TranslucentMonoclinic0.015
13Quartz7.0Colorless, purple, rose, red, black, yellow, brown, green, blue, orange, etc.Transparent, TranslucentTrigonal0.013
14Rosasite4.5Blue, blue-green to green, sky-blue, colourless to light blue in transmitted light.TranslucentMonoclinic0.012
15Plumbogummite4.0 - 5.0Light blue, gray-white, yellow-gray, yellow, yellow-brown, red-brown, greenish, bluish, dark blue-grayTranslucentTrigonal0.011
16Clinoatacamite3.0Green to dark greenish-black, greenish-blue.Monoclinic0.01
17Baryte3.0Colourless, white, yellow, brown, grey, blue, etc., colourless in transmitted light (also tinted yellow, brown, green, blue, etc.)Transparent, Translucent, OpaqueOrthorhombic0.009
18Paratacamite3.0Green to greenish-black.TranslucentTrigonal0.009
19Fluorite4.0Purple, lilac, golden-yellow, green, colourless, blue, pink, champagne, brown.TransparentIsometric0.008
20Papagoite5.0 - 5.5BlueMonoclinic0.008
21Creedite4.0white, violet, colourless, colourless in transmitted light.TransparentMonoclinic0.008
22Hematite5.0 - 6.0Steel-grey to black in crystals and massively crystalline ores, dull to bright "rust-red" in earthy, compact, fine-grained material.OpaqueTrigonal0.008
23Boracite7.0 - 7.5Green, blue, colourless, grey, white, dark green (ferroan), colourless in transmitted lightTransparent, TranslucentOrthorhombic0.008
24Schultenite2.5Colourless, colourless in transmitted lightTransparentMonoclinic0.008
25Uvite7.5Black, greenish-black, brownish-black, brown, green, colourlessTransparent, TranslucentTrigonal0.008
26Prehnite6.0 - 6.5Colourless to gray to yellow, yellow-green or whiteTranslucentOrthorhombic0.007
27Thomsonite-Ca5.0 - 5.5Colourless, white, light yellow, light green, pink, brownTransparent, TranslucentOrthorhombic0.007
28Adamite3.5Ideally white, colourless, frequently pale yellow, honey-yellow, brownish yellow, rose red, blue, pale green to green, may be zoned, bright green (cuprian), bright pink, purple (cobaltian)Transparent, TranslucentOrthorhombic0.007
29Cerussite3.0 - 3.5Colourless, white, gray, blue, or green, colourless in transmitted lightTransparent, TranslucentOrthorhombic0.006
30Cookeite2.5 - 3.5White, yellowish green, pink, brownTranslucentMonoclinic0.006
31Pseudomalachite4.0 - 4.5Blue-green, green, dark green, green-black, green to bluish green in transmitted light.TranslucentMonoclinic0.006
32Veszelyite3.5 - 4.0Green, blue, greenish blue, dark blue, greenish blue in transmitted lightTranslucentMonoclinic0.006
33Brucite2.5 - 3.0White, light greenish, grayish, bluish, honey-yellow, brownish red deep brown (manganoan varieties)Transparent, TranslucentTrigonal0.005
34Thaumasite3.5Colourless, whiteTransparent, TranslucentHexagonal0.005
35Clinochlore2.0 - 2.5Green, yellowish green, olive green, blackish green, bluish green, white, pinkTransparent, TranslucentMonoclinic0.004
36Stokesite6.0Colourless, white, light blueTransparent, TranslucentOrthorhombic0.004
37Stannite4.0Grey, black with an olive-green tint, tarnishes pale blueOpaqueTetragonal0.004
38Magnesite3.5 - 4.5Colourless, white, greyish-white, yellowish, brown, faintly pink, lilac-rose, colourless in transmitted light.Transparent, TranslucentTrigonal0.004
39Calcite3.0White, Yellow, Red, Orange, Blue, Green, Brown, Gray etc.Transparent, TranslucentTrigonal0.004
40Dolomite3.5 - 4.0Colourless, white, gray, reddish-white, brownish-white, or pink, colourless in transmitted lightTransparent, TranslucentTrigonal0.004
41Rhodonite5.5 - 6.5Red, pink, brownish-red, gray.Transparent, TranslucentTriclinic0.004
42Datolite5.0 - 5.5White, greyish, pale green, red, yellow, pink, etc.Transparent, Translucent, OpaqueMonoclinic0.004
43Hessite2.0 - 3.0lead-grey, steel-greyOpaqueMonoclinic0.003
44Eurekadumpite2.5 - 3.0Bright and deep blue-green to turquoise-coloured0.003
45Malachite3.5 - 4.0Bright green, with crystals deeper shades of green, even very dark to nearly black, green to yellowish green in transmitted light.Transparent, TranslucentMonoclinic0.003
46Cavansite3.0 - 4.0Greenish-blue to blueTransparentOrthorhombic0.003
47Anhydrite3.0 - 3.5Colourless, bluish, blue-grey, violet, burgundy-red, white, rose-pink, brownish, reddish, grey, dark grey, colourless in transmitted lightTransparent, TranslucentOrthorhombic0.003
48Tetrahedrite3.5 - 4.0Steel- to iron-grayOpaqueIsometric0.003
49Stephanite2.0 - 2.5Lead gray or blackOpaqueOrthorhombic0.003
50Pyrite6.0 - 6.5Pale brass-yellowOpaqueIsometric0.003
51Topaz8.0Colourless, white, pale blue, light green, yellow, yellowish brown, or redTransparent, TranslucentOrthorhombic0.003
52Hubnerite4.0 - 4.5Yellow-brown, reddish-brown, blackish brown, black, red (rare)0.003
53Beryl7.5 - 8.0Colorless, green, blue, yellow, white, pink, etc.Hexagonal0.002
54Euclase7.5Colorless, white, pale green to deep yellowish green, greenish blue, pale blue to deep blueTransparent, TranslucentMonoclinic0.002
55Strengite3.5 - 4.0Purple, violet, pink, peach-blossom-red, carmine, greenish white, colorless, Colourless to pale pink in transmitted light.Transparent, TranslucentOrthorhombic0.002
56Chalcanthite2.5Green, green blue, light blue, or dark blue, colourless to pale blue in transmitted light.Transparent, TranslucentTriclinic0.002
57Hopeite3.5Yellow, white, colourless, grey or brown, colourless in transmitted light.Transparent, TranslucentOrthorhombic0.002
58Aurichalcite1.0 - 2.0Pale green, sky blue, or greenish blue, colourless to light shades of blue or green in transmitted lightTransparentMonoclinic0.002
59Lazulite5.5 - 6.0Blue, sky-blue, bluish whiteTransparent, TranslucentMonoclinic0.002
60Marshallsussmanite3.0Light pink to deep pink, orange-pink0.002
61Pectolite4.5 - 5.0Colourless, white, pale pink, greenish, pale blueTransparent, TranslucentTriclinic0.002
62Melanterite2.0Colorless to white or green, also greenish-blue to blue with increased Cu content, colourless to pale green in transmitted light.Translucent, OpaqueMonoclinic0.002
63Natrolite5.0 - 5.5White, Colorless, Red, Yellow, Brown, Green, bluishTransparent, TranslucentOrthorhombic0.002
64Heterogenite3.0 - 5.0Black, reddish, blackish-brownOpaqueHexagonal0.002
65Willemite5.5Colorless, white, pastel green, apple-green, light blue, azure-blue, yellow, burgundy-red, brown, mahogany-brown, gray, black, pinkTransparent, TranslucentTrigonal0.002
66Atacamite3.0 - 3.5Bright green, dark emerald-green to blackish green, shades of green in transmitted light.Transparent, TranslucentOrthorhombic0.002
67Colemanite4.5Colourless, white, yellowish, grey, colourless in transitted lightTransparent, TranslucentMonoclinic0.002
68Salammoniac1.0 - 2.0Colourless, White, sometimes yellow or brown.TransparentIsometric0.002
69Spangolite3.0Dark to emerald green, blue-green, light green in transmitted light.Transparent, TranslucentTrigonal0.002
70Sphalerite3.5 - 4.0Yellow, light to dark brown, black, red-brown, colourless, light blue. greenTransparent, TranslucentIsometric0.002
71Ktenasite2.0 - 2.5Blue-greenMonoclinic0.002
72Anglesite2.5 - 3.0Colorless to white, often tinted grey, yellow, green or blue, colourless in transmitted light.Transparent, Translucent, OpaqueOrthorhombic0.001
73Spinel7.5 - 8.0Black, blue, red, violet, green, brown, pinkTransparent, TranslucentIsometric0.001
74Svanbergite5.0colourless, yellow, reddish brown to rose-pink, colourless in transmitted lightTranslucentTrigonal0.001
75Gypsum2.0Colourless to white, often tinged other hues due to impurities, colourless in transmitted light..Transparent, Translucent, OpaqueMonoclinic0.001
76Diaboleite2.5BlueTransparentTetragonal0.001
77Proustite2.0 - 2.5Scarlet, Vermilion or reddish grayTrigonal0.001
78Meyerhofferite2.0Colourless, whiteTransparent, TranslucentTriclinic0.001
79Caledonite2.5 - 3.0Dark blue to bluish-green, light bluish green in transmitted light.Transparent, TranslucentOrthorhombic0.001
80Colusite3.0 - 4.0Bronze, pinkish bronzeOpaqueIsometric0.001
81Stellerite4.5Colourless to white, pink, orangeTransparentOrthorhombic0.001
82Zoisite6.0 - 7.0Colourless, purple, greyish-white, grey, yellowish-brown, yellow, pink, greenTransparent, TranslucentOrthorhombic0.001
83Elbaite7.5Green, red to pink, blue, orange, yellow, colourlessTransparent, TranslucentTrigonal0.001
84Cornubite4.0Apple green, Light to dark greenTransparent, TranslucentTriclinic0.001
85Tremolite5.0 - 6.0White, brown, colourless, grey, light green, green, light yellow, pink-violetTransparent, TranslucentMonoclinic0.001
86Brewsterite-Sr5.0White0.001
87Hambergite7.5Colourless, greyish, yellowish, colourless in transmitted lightTransparent, TranslucentOrthorhombic0.001
88Gilmarite3.0Greenish blueTriclinic0.001
89Brochantite3.5 - 4.0Green, emerald green, green-black, light green, bluish green in transmitted light.Transparent, TranslucentMonoclinic0.001
90Anorthite6.0 - 6.5Colourless, reddish grey, whiteTransparent, TranslucentTriclinic0.001
91Zircon7.5Colourless, yellow, grey, reddish-brown, green, brown, blackTransparent, Translucent, OpaqueTetragonal0.001
92Ajoite2.0 - 2.5Bluish greenTranslucentTriclinic0.001
93Analcime5.0 - 5.5White, colourless, gray, pink, greenish, yellowishTransparent, TranslucentTriclinic0.001
94Ice1.5Colourless to white, pale blue to greenish blue in thick layersTransparent, TranslucentHexagonal0.001
95Leucite5.5 - 6.0White, greyTransparent, TranslucentTetragonal0.001
96Reichenbachite3.5Dark greenMonoclinic0.001
97Ferberite4.0 - 4.5Black, dark brown in transmitted lightOpaqueMonoclinic0.001
98Eudialyte5.0 - 6.0Variable: Carmine-red, orange-red, orange, pink, cherry-red, brownish-red, yellowish-brown, brown, yellow, violet, green.TranslucentTrigonal0.001
99Torbernite2.0 - 2.5Emerald-green, grass-green. leek green, siskin green, apple greenTransparent, TranslucentTetragonal0.001
100Tennantite3.0 - 4.5Grey-black, steel-gray, iron-gray, blackOpaqueIsometric0.001