Grayish black rocks & minerals
Grayish black 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.
61 grayish black rocks and minerals in this encyclopedia.
Enargiteuncommonmineral · Mohs 3grayish-black, iron-black, steel gray
Hypersthenecommonmineral · Mohs 5.5-6black, dark brown, dark green
Magnetitecommonmineral · Mohs 5.5-6.5black, iron-black, grayish black
Manganitecommonmineral · Mohs 4dark gray, black, steel-gray
Romanèchitecommonmineral · Mohs 5-6black, gray, grayish black
Uraniniteuncommonmineral · Mohs 5-6black, brownish-black, gray
Aikiniteuncommonmineral · Mohs 2-2.5lead gray, grayish black, reddish brown- No imageAktashiteraremineral · Mohs ~3.5grayish black
- No imageAnzaite-(Ce)raremineral · Mohs 5-6grayish black
Argutiteraremineral · Mohs 6-7grayish black
Auroriteraremineral · Mohs <3grayish black, black
Avicenniteraremineral · Mohs 1.5-2.5grayish black- No imageBarikaiteraremineral · Mohs ~3grayish black
Baumstarkiteraremineral · Mohs ~2.5iron black, grayish black
Chaméaniteraremineral · Mohs 4.5gray, grayish black
Cherepanoviteraremineral · Mohs 6grayish black, black
Chloritoidcommonmineral · Mohs 6.5dark green, green gray, green black
Clausthaliteuncommonmineral · Mohs 2.5-3lead gray, blue gray, grayish black- No imageClino-oscarkempffiteraremineral · Mohs 3-3.5grayish black
Coloradoiteuncommonmineral · Mohs 2.5grayish black, black
Coronaditeuncommonmineral · Mohs 4.5-5black, grayish black, dark gray- No imageCuboargyriteraremineral · Mohs ~3grayish black
Cylindriteraremineral · Mohs 2.5lead gray, grayish black
Davidite-(La)raremineral · Mohs ~6black, grayish black, brownish black
Drysdalliteraremineral · Mohs 1-1.5grayish black
Famatiniteuncommonmineral · Mohs 3.5grayish black, dark pink brown, steel gray- No imageFerdowsiiteraremineral · Mohs 2.5-3grayish black
Franckeiteraremineral · Mohs 2.5-3grayish black, blackish gray
Gersdorffiteuncommonmineral · Mohs 5.5silver white, gray, grayish black
Giesseniteraremineral · Mohs ~2.5grayish black
Grumipluciteraremineral · Mohs 1.5-2grayish black- No imageGruzdeviteraremineral · Mohs 4.5grayish black
- No imageGuettarditeraremineral · Mohs 4grayish black
Hanksiteraremineral · Mohs 3-3.5colorless, gray, grayish black
Hatchiteraremineral · Mohs 3.5lead gray, grayish black
Hedenbergitecommonmineral · Mohs 5.5-6.5dark green, brownish green, gray green
Hellandite-(Y)raremineral · Mohs 4.5-6.5green yellow, grayish black, reddish brown
Hollanditeuncommonmineral · Mohs 6black, grayish black, silver gray
Klockmanniteraremineral · Mohs 2-3blue black, grayish black, dark gray- No imageKudryavtsevaiteraremineral · Mohs ~6grayish black
Lautiteraremineral · Mohs 3-3.5grayish black, black, steel gray
Lavrentieviteraremineral · Mohs 2-2.5grayish black, light yellow
Madociteraremineral · Mohs 3grayish black
Magnetoplumbiteraremineral · Mohs 6black, grayish black
Manganochromiteraremineral · Mohs 5.5grayish black
Minehilliteraremineral · Mohs ~4white, colorless, gray white- No imageMoëloiteraremineral · Mohs 2-3grayish black, brownish red
Montroseiteraremineral · Mohs 5.5-6.5black, grayish black
Naumanniteuncommonmineral · Mohs 2.5grayish black, iron black
Nsutiteuncommonmineral · Mohs 6.5-8.5dark gray, grayish black, black- No imageOscarkempffiteraremineral · Mohs 3-3.5grayish black
Pargasiteuncommonmineral · Mohs 5-6dark green, bluish green, brown
Pierrotiteraremineral · Mohs 3.5grayish black- No imagePolloneiteraremineral · Mohs 3-3.5grayish black
- No imageSchapbachiteraremineral · Mohs 2.5grayish black
Stanniteuncommonmineral · Mohs 4steel gray, blue, grayish black
Suredaiteraremineral · Mohs 2.5-3grayish black
Tealliteraremineral · Mohs 1.5lead gray, grayish black, iron gray
Thortveititeraremineral · Mohs 6-7grayish green, brown, grayish black
Todorokitecommonmineral · Mohs 1.5black, brownish black, gray
Vuorelaineniteraremineral · Mohs 6.5brown gray, grayish black
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