Black rocks & minerals
Black rocks and minerals are usually rich in iron, manganese, or carbon. Hardness and luster, metallic, glassy, dull, or sub-metallic, make the biggest difference in identification.
Showing 241–360 of 912 black rocks (page 3 of 8).
Armangiteraremineral · Mohs ~4black
Arrowheadcommonfossil · Mohs 6.5-7white, gray, brown
Arseniosideriteuncommonmineral · Mohs 4.5yellow, bronze brown, yellow brown
Asbolaneuncommonmineral · Mohs 6black, brownish black- No imageÅskagenite-(Nd)raremineral · Mohs 6black, brown in thin fragments
Atelestiteraremineral · Mohs 4.5-5green, light yellow, black
Auroriteraremineral · Mohs <3grayish black, black- No imageAverieviteraremineral · Mohs ~4black
Azoproiteraremineral · Mohs ~5.5black
Babingtoniteuncommonmineral · Mohs 5.5-6black, brownish black, greenish black- No imageBadakhshanite-(Y)raremineral · Mohs 6.5-7.5black, brown
Banded Agatecommonmineral · Mohs 6.5-7white, gray, blue
Banded Opalcommonmineral · Mohs 5.5-6.5white, gray, brown
Banded Serpentinecommonmineral · Mohs 2.5-5.5green, yellow-green, dark green
Bannermaniteraremineral · Mohs 3-4black
Bannisteriteraremineral · Mohs 4dark brown, black
Baotiteraremineral · Mohs 6light brown, black
Barbosaliteraremineral · Mohs 6blue green, green blue, greenish black- No imageBarioferriteraremineral · Mohs 6black
- No imageBassoiteraremineral · Mohs 4-4.5black
Batiferriteraremineral · Mohs ~6black- No imageBatisiviteraremineral · Mohs 7-7.5black
- No imageBederiteraremineral · Mohs 5very dark brown, black
Benleonarditeraremineral · Mohs 3.5gray, black
Berdesinskiiteraremineral · Mohs 6-6.5black, reddish brown- No imageBernarditeraremineral · Mohs ~2black
Berzelianiteraremineral · Mohs 2.7bluish gray, gray, black
Birnessitecommonmineral · Mohs 1.5black, dark brown
Bismutocolumbiteraremineral · Mohs 5.5black
Bismutotantaliteraremineral · Mohs 5-5.5light brown, black
Bixbyiteraremineral · Mohs 6-6.5black
Bixbyite-(Mn)raremineral · Mohs 6-6.5black
Black Agatecommonmineral · Mohs 6.5-7black, dark gray
Black Diamondraregemstone · Mohs 10black, dark gray
Black Jaspercommonmineral · Mohs 6.5-7black
Blatteriteraremineral · Mohs ~6black- No imageBlossiteraremineral · Mohs 3black
Bokiteraremineral · Mohs ~3black
Bosiiteraremineral · Mohs 7dark brown, black
Bournoniteuncommonmineral · Mohs 2.5-3steel gray, gray, black
Bracewelliteraremineral · Mohs 5.5-6.5dark reddish brown, reddish brown, black
Brackebuschiteraremineral · Mohs 4-5black, dark brown
Branneriteraremineral · Mohs 4.5-5.5black, brown, brown green
Brendeliteraremineral · Mohs 4.5black, dark brown
Britholite-(Ce)raremineral · Mohs 5brown, greenish brown, yellow
Britholite-(Y)raremineral · Mohs 6reddish brown, black
Brunogeieriteraremineral · Mohs 5gray, black- No imageBuckhorniteraremineral · Mohs 2.5black
Bukoviteraremineral · Mohs 2gray brown, black- No imageBuseckiteraremineral · Mohs 3.5-4black
- No imageByruditeraremineral · Mohs ~7black
Cadmoinditeraremineral · Mohs 3-4black, dark brown
Cadmoseliteraremineral · Mohs 4black- No imageCalciosamarskiteraremineral · Mohs 5-6black
Calvertiteraremineral · Mohs 4-5black
Cameroniteraremineral · Mohs 3.5-4gray, black- No imageCanfielditeraremineral · Mohs 2.5black
Capgaronniteraremineral · Mohs 2.5black, brownish black
Carboiriteraremineral · Mohs 5-6black, dark brown- No imageCarducciiteraremineral · Mohs 2.5-3black
- No imageCarliniteraremineral · Mohs ~1dark gray, black
- No imageCarmeltaziteraremineral · Mohs 8.5-9black
- No imageCarmichaeliteraremineral · Mohs 2.5cinnamon brown, black
Čechiteraremineral · Mohs 4.5-5black- No imageCerromojoniteraremineral · Mohs 2black
Cervandonite-(Ce)raremineral · Mohs 5black- No imageCervelleiteraremineral · Mohs 1.5gray, black
Chabournéiteraremineral · Mohs 3-3.5black
Chalcophaniteuncommonmineral · Mohs 2.5black, blue, bluish black
Chalcothalliteraremineral · Mohs 2-2.5lead gray, black- No imageChangchengiteraremineral · Mohs 3.7gray, black
Cherepanoviteraremineral · Mohs 6grayish black, black
Chestermaniteraremineral · Mohs 6black, gray green, black green
Chlorbartoniteraremineral · Mohs 4brown, black- No imageChristofschäferite-(Ce)raremineral · Mohs 6black
- No imageChvilevaiteraremineral · Mohs 3.5-4bronze, black
- No imageCiriottiiteraremineral · Mohs 3-3.5black
- No imageCleriteraremineral · Mohs 3.5-4black
Cleusoniteraremineral · Mohs 6-7black- No imageClino-ferri-holmquistiteraremineral · Mohs 5-6dark blue, blue-green, black
- No imageClino-ferro-ferri-holmquistiteraremineral · Mohs 5.5-6dark green, black, brownish-black
- No imageClinofergusonite-(Ce)raremineral · Mohs 5.5-6.5black, brown, yellowish-brown
- No imageClinofergusonite-(Nd)raremineral · Mohs 5.5-6.5yellow, brown, black
- No imageClinofergusonite-(Y)raremineral · Mohs 5.5-6.5yellow, brown, black
- No imageCochromiteraremineral · Mohs 7black
Coffiniteuncommonmineral · Mohs 5-6black, pale brown, dark brown- No imageColimaiteraremineral · Mohs 2dark gray, black
Coloradoiteuncommonmineral · Mohs 2.5grayish black, black
Columbiteuncommonmineral · Mohs 6black, brownish-black, iron-black
Columbite-(Fe)uncommonmineral · Mohs 6black, brownish black
Columbite-(Mg)raremineral · Mohs 6.5black, brownish black
Columbite-(Mn)uncommonmineral · Mohs 6black, brownish black
Columbite-Tantaliteuncommonmineral · Mohs 6black, brownish-black, brown
Columbium Oreuncommonmineral · Mohs 6black, brownish-black, iron-black- No imageCoparsiteraremineral · Mohs 3black, dark gray
Corderoiteraremineral · Mohs ~3light gray, light yellow, light orange pink
Coronaditeuncommonmineral · Mohs 4.5-5black, grayish black, dark gray- No imageCousiniteraremineral · Mohs 2-3black
- No imageCoyoteiteraremineral · Mohs ~1.5black
- No imageCrerariteraremineral · Mohs ~3.5black
Crichtoniteraremineral · Mohs 4.5-5black
Criddleiteraremineral · Mohs 3-3.5black
Cronstedtiteraremineral · Mohs 3.5black, brownish black, greenish black
Cryptomelanecommonmineral · Mohs 6-6.5black, gray, blue gray
Cummingtoniteuncommonmineral · Mohs 5-6white, black, blackish brown
Cuproiridsiteraremineral · Mohs 5-6iron black, black- No imageCupropearceiteraremineral · Mohs 3black, iron-black
Cuprorhodsiteraremineral · Mohs 5-5.5iron black, black- No imageCuprospinelraremineral · Mohs 6.5-7black
- No imageDalmatian Stoneigneouswhite, black
- No imageDantopaiteraremineral · Mohs 3.5dark gray, black
Daubréeliteraremineral · Mohs 5black
Davidite-(Ce)raremineral · Mohs 6black, brown, brownish black
Davidite-(La)raremineral · Mohs ~6black, grayish black, brownish black- No imageDavisiteraremineral · Mohs 6purple, violet, black
- No imageDebattistiiteraremineral · Mohs 2-2.5black
- No imageDecagoniteraremineral · Mohs 6gray, black
Deeriteraremineral · Mohs 6black
Dekatriasartoriteraremineral · Mohs 3lead-gray, black
Delafossiteraremineral · Mohs 5.5black
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