Dark gray rocks & minerals
Dark 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.
82 dark gray rocks and minerals in this encyclopedia.
Amphibolitecommonmetamorphic · Mohs 5-6black, dark green, dark gray
Andesitecommonigneous · Mohs 6-7gray, dark gray, brownish-gray
Anhydritecommonmineral · Mohs 3-3.5colorless, white, gray
Basaltcommonigneous · Mohs 6black, dark gray, dark green
Black Chertcommonmineral · Mohs 6.5-7black, dark gray
Black Flintcommonmineral · Mohs 7black, dark gray
Black Opalraregemstone · Mohs 5.5-6.5black, dark gray
Dark Gray Flintcommonmineral · Mohs 6.5-7dark gray, black, brown
Diabasecommonigneous · Mohs 6-7dark gray, black, greenish-gray
Gabbrocommonigneous · Mohs 6-7black, dark green, dark gray
Graphitecommonmineral · Mohs 1-2black, steel-gray, iron black
Greywackecommonsedimentary · Mohs 6-7gray, dark gray, brownish gray
Hornfelscommonmetamorphic · Mohs 5-7gray, dark gray, black
Kimberliteuncommonigneous · Mohs 3-5dark gray, bluish gray, greenish gray
Komatiiterareigneous · Mohs 5-6dark gray, greenish-gray, black
Lamproiterareigneousgray, greenish-gray, brown
Manganitecommonmineral · Mohs 4dark gray, black, steel-gray
Nuummiteuncommonmetamorphic · Mohs 5.5-6black, dark gray
Platinumraremineral · Mohs 4-4.5silvery-white, light steel-gray, whitish steel gray
Pyrolusitecommonmineral · Mohs 2-6.5black, bluish-black, dark gray
Scoriacommonigneous · Mohs 5-6black, dark gray, reddish brown
Smithsonitecommonmineral · Mohs 4-4.5white, gray, green
Vesicular Basaltcommonigneous · Mohs 5-6black, dark gray, brownish-gray- No imageAlburniteraremineral · Mohs 4black, dark gray
Arsenolampriteraremineral · Mohs 2dark gray
Black Agatecommonmineral · Mohs 6.5-7black, dark gray
Black Diamondraregemstone · Mohs 10black, dark gray
Borovskiteraremineral · Mohs 3dark gray- No imageBrodtkorbiteraremineral · Mohs 2.5-3dark gray
- No imageCarliniteraremineral · Mohs ~1dark gray, black
Chalcostibiteraremineral · Mohs 3-4lead gray, blue gray, dark gray
Chaoiteraremineral · Mohs 1-2dark gray
Chloritoidcommonmineral · Mohs 6.5dark green, green gray, green black- No imageColimaiteraremineral · Mohs 2dark gray, black
- No imageCoparsiteraremineral · Mohs 3black, dark gray
Coronaditeuncommonmineral · Mohs 4.5-5black, grayish black, dark gray
Dalnegroiteraremineral · Mohs 3-3.5dark gray- No imageDantopaiteraremineral · Mohs 3.5dark gray, black
- No imageÉcrinsiteraremineral · Mohs 3-3.5dark gray
Edgariteraremineral · Mohs 2-2.5black, dark gray- No imageEllisiteraremineral · Mohs 2dark gray
Emerycommonmineral · Mohs 8-9dark gray, black, brownish-black- No imageFerrotaaffeite-2N’2Sraremineral · Mohs 8.5-9dark green, dark gray
Fizélyiteraremineral · Mohs 2lead gray, dark gray, steel gray
Gruneritecommonmineral · Mohs 5-6brown, ashen, brownish green- No imageHalamishitecommonmineral · Mohs 7dark gray
Hemloiteraremineral · Mohs 6.5-7black, dark gray, dark brown
Hodrušiteraremineral · Mohs 3.5dark gray, lead gray, black
Ironraremineral · Mohs 4steel gray, iron black, dark gray- No imageIshiharaiteraremineral · Mohs 3-4dark gray
Isoferroplatinumraremineral · Mohs 5gray, dark gray
Jalpaiteuncommonmineral · Mohs 2-2.5gray, dark gray- No imageJasrouxiteraremineral · Mohs 2.5-3dark gray
- No imageKenngottiteraremineral · Mohs 2-3iron-black, dark gray
Khamrabaeviteraremineral · Mohs >9dark gray
Klockmanniteraremineral · Mohs 2-3blue black, grayish black, dark gray- No imageLitochlebiteraremineral · Mohs ~3dark gray, black
- No imageManganoquadratiteraremineral · Mohs 2-2.5dark gray
Martitecommonmineral · Mohs 5.5-6.5black, dark gray
Mcbirneyiteraremineral · Mohs 2.5-3black, dark gray
Mckinstryiteraremineral · Mohs 1.5-2.5dark gray, black, steel gray
Native Ironraremineral · Mohs 4steel gray, iron black, dark gray
Native Platinumraremineral · Mohs 4-4.5whitish steel gray, steel gray, dark gray
Nickeltyrrelliteraremineral · Mohs 4.5-5dark gray, black
Nsutiteuncommonmineral · Mohs 6.5-8.5dark gray, grayish black, black
Omarsedimentarydark gray, gray, tannish gray- No imageOmariniiteraremineral · Mohs 3.5black, dark gray
- No imagePaseroiteraremineral · Mohs 6-6.5dark gray, black
- No imagePlumbostanniteraremineral · Mohs 4black, dark gray
Preobrazhenskiteraremineral · Mohs 4.5-5colorless, yellow, dark gray- No imageProto-ferro-anthophylliteraremineral · Mohs 5-6brown, greenish-brown, dark gray
Rebuliteraremineral · Mohs 2dark gray
Saffloriteuncommonmineral · Mohs 4.5-5tin white, gray, dark gray- No imageSelenojalpaiteraremineral · Mohs 4-4.5dark gray
- No imageSenandoriteraremineral · Mohs 3-4gray, dark gray, black
Sibirskiteraremineral · Mohs 3-4colorless, dark gray- No imageSicheriteraremineral · Mohs ~3dark gray
Tiettaiteraremineral · Mohs 3grayish white, colorless, dark gray- No imageTsnigriiteraremineral · Mohs 3.5dark gray
- No imageUngavaiteraremineral · Mohs 3-3.5dark gray
- No imageVerbieriteraremineral · Mohs 3dark gray, black
- No imageZohariteraremineral · Mohs 3-3.5black, dark gray
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