Brownish-black rocks & minerals
Brownish-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.
Showing 1–120 of 159 brownish-black rocks and minerals.
- No imageAchalaiteraremineral · Mohs 6-6.5black, brownish-black
Aenigmatiteuncommonmineral · Mohs 5.5-6black, brownish-black
Alabanditeuncommonmineral · Mohs 3.5-4black, iron-black, brownish-black- No imageAlbanditeraremineral · Mohs 3.5-4black, brownish-black
Almandinecommonmineral · Mohs 7-7.5dark red, reddish-brown, brownish-black- No imageAnzaite-(Ce)raremineral · Mohs 5-6black, brownish-black
Apuaniteraremineral · Mohs 5-6black, brownish-black
Armangiteraremineral · Mohs 3.5-4black, brownish-black
Babingtoniteuncommonmineral · Mohs 5.5-6black, brownish-black
Batiferriteraremineral · Mohs 5-6black, brownish-black
Birnessitecommonmineral · Mohs 1.5black, brownish-black- No imageBlack Tourmalinecommonmineral · Mohs 7-7.5black, brownish-black
Blatteriteraremineral · Mohs 6black, brownish-black
Bonaccorditeraremineral · Mohs 6dark brown, brownish black
Brauniteuncommonmineral · Mohs 6-6.5black, brownish-black
Brownmilleriteraremineral · Mohs 5-6dark brown, brownish black- No imageCalciosamarskiteraremineral · Mohs 5-6black, brownish-black
Cannel Coalcommonsedimentary · Mohs 2-3black, brownish-black- No imageCayalsite-(Y)raremineral · Mohs 6.5black, brownish-black, brown
Čechiteraremineral · Mohs 4.5-5black, brownish black
Cervandonite-(Ce)raremineral · Mohs 4-5black, brownish-black
Chesteriteraremineral · Mohs 5-6dark brown, brownish-black
Chevkinite-(Ce)raremineral · Mohs 5-6black, dark brown, brownish-black
Chromitecommonmineral · Mohs 5.5black, brownish-black- No imageClino-ferro-ferri-holmquistiteraremineral · Mohs 5.5-6dark green, black, brownish-black
Coffiniteuncommonmineral · Mohs 5black, dark gray, brownish-black
Columbiteuncommonmineral · Mohs 6black, brownish-black, iron-black
Columbite-(Fe)uncommonmineral · Mohs 6black, brownish-black
Columbite-(Mg)raremineral · Mohs 6black, brownish-black
Columbite-(Mn)uncommonmineral · Mohs 6black, brownish-black, reddish-brown
Columbite-Tantaliteuncommonmineral · Mohs 6black, brownish-black, brown
Columbium Oreuncommonmineral · Mohs 6black, brownish-black, iron-black
Cronstedtiteraremineral · Mohs 3.5black, brownish-black, dark green- No imageCuprospinelraremineral · Mohs 5-6black, brownish-black
Deeriteraremineral · Mohs 6black, brownish black
Derbyliteraremineral · Mohs 5black, brownish-black- No imageDessauite-(Y)raremineral · Mohs 6-7black, brownish-black
Emerycommonmineral · Mohs 8-9dark gray, black, brownish-black
Euxeniteuncommonmineral · Mohs 5.5-6.5black, brownish-black, reddish-brown
Euxenite-(Y)raremineral · Mohs 5.5-6.5black, brownish-black, brown- No imageFeiiteraremineral · Mohs 5-6black, brownish-black
Ferberiteuncommonmineral · Mohs 4-4.5black, brownish-black
Fergusonite-(Y)raremineral · Mohs 5.5-6.5black, brownish-black, yellowish-brown
Ferri-fluoro-katophoriteraremineral · Mohs 5-6dark green, black, brownish-black
Ferri-ghoseiteraremineral · Mohs 5-6dark brown, brownish-black
Ferri-katophoriteraremineral · Mohs 5-6dark green, black, brownish black
Ferriakasakaite-(La)raremineral · Mohs 6-7black, brownish-black- No imageFerriallanite-(La)raremineral · Mohs 5.5-6black, brownish-black
Ferriandrosite-(Ce)raremineral · Mohs 6-6.5black, brownish-black- No imageFerricerite-(LaCa)raremineral · Mohs 5.5-6black, brownish-black, dark brown
Ferricoronaditeraremineral · Mohs 6-7black, brownish-black
Ferrisymplesiteraremineral · Mohs 2-3dark brown, brownish black, brown
Ferro-gedriteraremineral · Mohs 5-6dark brown, brownish black, gray- No imageFerro-pedriziteraremineral · Mohs 5-6dark green, black, brownish-black
Ferrokësteriteraremineral · Mohs 3.5black, brownish-black- No imageFerropseudobrookiteraremineral · Mohs 6black, brownish-black
- No imageFerrotitanowodginiteraremineral · Mohs 5-6black, brownish-black
Fersmiteraremineral · Mohs 4-4.5black, brownish-black, brown
Fluor-schorluncommonmineral · Mohs 7-7.5black, brownish-black
Foorditeraremineral · Mohs 6-6.5black, brownish-black
Frankliniteuncommonmineral · Mohs 5.5-6.5black, brownish-black
Gadolinite-(Ce)raremineral · Mohs 6.5-7black, brownish-black, greenish-black
Gadolinite-(Y)raremineral · Mohs 6.5-7black, brownish-black, greenish-black
Galaxiteraremineral · Mohs 7.5black, brownish-black, reddish-brown
Gaudefroyiteraremineral · Mohs 5.5-6black, brownish-black- No imageGuiteraremineral · Mohs 5-6black, brownish-black
- No imageHarrisoniteraremineral · Mohs 3.5black, brownish black
Hausmanniteuncommonmineral · Mohs 5-5.5black, brownish-black
Heterogeniteuncommonmineral · Mohs 3-4black, brownish-black, reddish-brown
Heterositeuncommonmineral · Mohs 4-5purple, violet, dark red- No imageHuebneriteuncommonmineral · Mohs 4-4.5red, reddish-brown, brownish-black
Hulsiteraremineral · Mohs 3.5black, brownish-black
Ilmenitecommonmineral · Mohs 5-6black, iron-black, brownish-black
Ilvaiteuncommonmineral · Mohs 5.5-6black, brownish-black- No imageIshikawaiteraremineral · Mohs 5-6black, brownish-black
Jianshuiiteraremineral · Mohs 1-2black, brownish black- No imageJoesmithiteraremineral · Mohs 4-5dark brown, brownish black, reddish brown
Jordisiteraremineral · Mohs 1-2black, brownish-black
Julgoldite-(Fe2+)raremineral · Mohs 5.5black, brownish-black- No imageJulgoldite-(Fe3+)raremineral · Mohs 6black, brownish black
- No imageJulgoldite-(Mg)raremineral · Mohs 6black, brownish black
Kësteriteraremineral · Mohs 3.5brown, brownish-black, black
Kobeite-(Y)raremineral · Mohs 5-6black, brownish black
Kuranakhiteraremineral · Mohs 3.5black, brownish-black- No imageLatrappiteraremineral · Mohs 5-6black, brownish-black
Lopariteraremineral · Mohs 5.5black, brownish-black- No imageLoranskite-(Y)raremineral · Mohs 5-6black, brownish-black
Loveringiteraremineral · Mohs 6-7black, brownish-black
Lueshiteraremineral · Mohs 5.5black, brownish-black- No imageLuogufengiteraremineral · Mohs 6-6.5black, brownish-black
- No imageMagnesio-fluoro-hastingsiteraremineral · Mohs 5-6dark green, black, brownish-black
Magnesio-hastingsiteuncommonmineral · Mohs 5-6dark green, brownish black, black
Magnesiochromiteuncommonmineral · Mohs 5.5black, brownish-black
Magnesiohulsiteraremineral · Mohs 3-4black, brownish-black
Manganbabingtoniteraremineral · Mohs 5.5-6black, brownish-black
Mangani-pargasiteraremineral · Mohs 5-6dark green, black, brownish-black
Manganiakasakaite-(La)raremineral · Mohs 6-7black, brownish-black- No imageManganiandrosite-(La)raremineral · Mohs 6-7black, brownish-black
- No imageManganilvaiteraremineral · Mohs 5.5-6black, brownish-black
Manganochromiteraremineral · Mohs 5.5black, brownish-black
Manjiroiteraremineral · Mohs 6-6.5black, brownish black
Mannarditeraremineral · Mohs 3-4black, brownish-black
Melanotekiteraremineral · Mohs 6.5black, brownish-black
Metacinnabaruncommonmineral · Mohs 3black, gray, brownish-black- No imageMianningiteraremineral · Mohs 5-5.5black, brownish-black
- No imageMiharaiteraremineral · Mohs 4-5black, brownish-black
- No imageMorimotoiteraremineral · Mohs 6.5-7black, brownish black
Neltneriteraremineral · Mohs 6black, brownish-black- No imageNolaniteraremineral · Mohs 4.5bronze, brownish-black
Örebroiteraremineral · Mohs 5-6black, brownish-black- No imageOrthobranneriteraremineral · Mohs 4-5black, brownish-black
Orthopinakioliteraremineral · Mohs 6black, brownish-black- No imageOxy-schorlraremineral · Mohs 7black, brownish-black
- No imageOxyvaniteraremineral · Mohs 5.5-6black, brownish black
Paramelaconiteraremineral · Mohs 3black, brownish-black- No imagePetscheckiteraremineral · Mohs 3-4black, brownish black
- No imagePilawite-(Y)raremineral · Mohs 6.5-7black, brownish-black
Plattneriteraremineral · Mohs 5-5.5black, brownish-black- No imagePotassic-ferri-leakeiteraremineral · Mohs 6dark green, black, brownish-black
Potassic-fluoro-hastingsiteraremineral · Mohs 5-6black, dark green, brownish black
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