Blue gray rocks & minerals
Blue gray rocks and minerals share this color due to specific trace elements, chemical bonds, or structural defects. Color alone rarely settles an identification, use it with hardness, luster, and streak.
27 blue gray rocks and minerals in this encyclopedia.
Glaucophanecommonmineral · Mohs 6blue, blue-gray, lavender
Hawk's Eyecommonmineral · Mohs 7blue, blue-gray, blue-green- No imageAdeliteraremineral · Mohs 5green, blue gray, gray
Athabascaiteraremineral · Mohs 2.5-3blue gray, gray white
Berryiteraremineral · Mohs 3.5blue gray, gray
Blue Amphibolecommonmineral · Mohs 5-6blue, blue-gray, lavender-blue
Boulangeriteuncommonmineral · Mohs 2.5-3lead gray, blue gray, gray
Briartiteraremineral · Mohs 4.5blue gray, gray, iron gray
Chalcoalumiteuncommonmineral · Mohs 2.5blue, blue gray, greenish blue
Chalcostibiteraremineral · Mohs 3-4lead gray, blue gray, dark gray
Clausthaliteuncommonmineral · Mohs 2.5-3lead gray, blue gray, grayish black
Coulsoniteraremineral · Mohs 4.5-5blue gray
Cristobaliteuncommonmineral · Mohs 6-7white, blue gray, brown
Crookesiteraremineral · Mohs 2.5-3blue gray, brown pink, gray
Cryptomelanecommonmineral · Mohs 6-6.5black, gray, blue gray
Geeriteraremineral · Mohs <3.5white, blue gray
Geocroniteuncommonmineral · Mohs 2.5blue gray, gray, silver white
Jordisiteraremineral · Mohs 1-2black, blue gray
Kolbeckiteraremineral · Mohs 3-5blue gray, colorless, greenish white- No imageMurunskiteraremineral · Mohs 3.5blue gray, copper brown, black
- No imageNative Zincraremineral · Mohs 2blue gray
Ringwooditeraremineral · Mohs 6.5-7blue gray, colorless, light violet
Sabatieriteraremineral · Mohs 2.5blue gray
Stromeyeriteraremineral · Mohs 2.5-3steel gray, blue gray, dark blue- No imageSzymańskiiteraremineral · Mohs 3blue gray, blue green, black
Teineiteraremineral · Mohs 2.5blue gray, sky blue, dark blue
Zincraremineral · Mohs 2blue gray
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