Dark brown rocks & minerals
Dark brown 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 194 dark brown rocks and minerals.
Apache Tearcommonmineral · Mohs 5-5.5black, dark brown
Augitecommonmineral · Mohs 5.5-6black, dark green, brownish green
Australitecommonmineral · Mohs 5-6black, dark brown, olive green
Baritecommonmineral · Mohs 3-3.5colorless, white, yellow
Biotitecommonmineral · Mohs 2.5-3black, dark brown, dark green
Brookiteuncommonmineral · Mohs 5.5-6reddish-brown, brown, black
Brown Tourmalinecommonmineral · Mohs 7-7.5brown, dark brown, yellowish-brown
Dravitecommonmineral · Mohs 7brown, dark brown, yellowish brown
Hypersthenecommonmineral · Mohs 5.5-6black, dark brown, dark green
Jetcommonfossil · Mohs 2.5-4black, dark brown
Philippinitecommonmineral · Mohs 5.5-6.5black, dark brown
Pyrrhotitecommonmineral · Mohs 3.5-4.5bronze, brown, red-brown
Staurolitecommonmineral · Mohs 7-7.5reddish-brown, brown, brownish-black
Staurolite Schistcommonmetamorphic · Mohs 3.5-7dark brown, gray, brownish-black
Abswurmbachiteraremineral · Mohs 6.5black, dark brown
Achyrophaniteraremineral · Mohs 6.5-7.5dark brown, brownish-red- No imageAllochalcoseliteraremineral · Mohs 3-4dark brown
Ardennite-(As)raremineral · Mohs 6-7yellow brown, yellow, dark brown
Arseniosideriteuncommonmineral · Mohs 4.5yellow, bronze brown, yellow brown- No imageAtlasoviteraremineral · Mohs 2-2.5dark brown
Balangeroiteraremineral · Mohs 3.5brownish yellow, dark brown
Bannisteriteraremineral · Mohs 4dark brown, black- No imageBarytolamprophylliteraremineral · Mohs 2-3golden brown, dark brown
Batisiteraremineral · Mohs ~6brown pink, yellow brown, dark brown
Birnessitecommonmineral · Mohs 1.5black, dark brown- No imageBleasdaleiteraremineral · Mohs 2dark brown, honey brown
Bosiiteraremineral · Mohs 7dark brown, black
Brackebuschiteraremineral · Mohs 4-5black, dark brown
Brendeliteraremineral · Mohs 4.5black, dark brown
Cadmoinditeraremineral · Mohs 3-4black, dark brown
Cafarsiteraremineral · Mohs 5.5-6dark brown, brownish yellow, brownish black
Calzirtiteraremineral · Mohs 6-7dark brown, brown green, light brown
Carboiriteraremineral · Mohs 5-6black, dark brown- No imageCianciulliiteraremineral · Mohs ~2dark brown, dark reddish brown, reddish brown
Clarkeiteraremineral · Mohs 4-4.5reddish brown, brown, brownish yellow
Cobaltarthuriteraremineral · Mohs 3.5-4straw yellow, dark brown
Coffiniteuncommonmineral · Mohs 5-6black, pale brown, dark brown
Cronstedtiteraremineral · Mohs 3.5black, brownish black, greenish black
Davidite-(La)raremineral · Mohs ~6black, grayish black, brownish black- No imageDemagistrisiteraremineral · Mohs 3.5dark brown, black
Derbyliteraremineral · Mohs 5black, pitch black, dark brown
Doloresiteraremineral · Mohs 3dark brown, black
Dorriteraremineral · Mohs ~5brownish black, dark brown, reddish brown- No imageDzhuluiteraremineral · Mohs 6.5-7dark brown
Eastoniteraremineral · Mohs 2.5-3dark brown, black, greenish-brown
Ecandrewsiteraremineral · Mohs 5-5.5black, brownish black, dark brown
Eglestoniteuncommonmineral · Mohs 2.5yellow, brown, brownish yellow- No imageElbrusiteraremineral · Mohs 7-7.5black, dark-brown
- No imageErcititeraremineral · Mohs 3-4dark brown, black
Eulytineraremineral · Mohs 4.5dark brown, yellowish gray, grayish white- No imageFeklicheviteraremineral · Mohs 5.5dark brown, brownish black, brown
Ferri-ghoseiteraremineral · Mohs 5-6dark brown, brownish-black- No imageFerri-pedriziteraremineral · Mohs 5-6black, dark brown, dark green
Ferriakasakaite-(Ce)raremineral · Mohs 5.5-6dark brown
Ferriakasakaite-(La)raremineral · Mohs 6-7dark brown
Ferriandrosite-(La)raremineral · Mohs 6-6.5dark brown- No imageFerricerite-(LaCa)raremineral · Mohs 5.5-6black, brownish-black, dark brown
Ferrihydritecommonmineral · Mohs 2-3yellow brown, dark brown
Ferro-ferri-katophoriteraremineral · Mohs 5-6black, dark brown, dark green
Ferro-katophoriteraremineral · Mohs 5-6black, dark brown, dark green
Ferro-pargasiteuncommonmineral · Mohs 5-6black, dark green, dark brown- No imageFerrorockbridgeiteraremineral · Mohs 4.5dark brown, black, greenish black
Ferrosiliteraremineral · Mohs 5-6colorless, green, dark brown
Ferrowodginiteraremineral · Mohs 5.5black, dark brown
Fersmaniteraremineral · Mohs 5-5.5golden yellow, resin brown, light brown
Fersmiteraremineral · Mohs 4-4.5black, brownish black, dark brown
Feruviteraremineral · Mohs ~7black, brownish black, dark brown- No imageFluor-buergeriteraremineral · Mohs 7brown, dark brown
- No imageFluorbritholite-(Y)raremineral · Mohs 5.5brown-pink, dark brown
- No imageFranklinfurnaceiteraremineral · Mohs 3dark brown
- No imageFranklinphiliteraremineral · Mohs 4dark brown, black
Gamagariteraremineral · Mohs 4.5-5dark brown, brownish black, black- No imageGeorgbokiiteraremineral · Mohs 4chestnut brown, dark brown
Gerdtremmeliteraremineral · Mohs 3brown, yellowish brown, dark brown
Gonyeriteraremineral · Mohs 2.5dark brown, brownish black, bright green
Graftoniteraremineral · Mohs 5brown, pink, dark brown- No imageGrenmariteraremineral · Mohs 4.5yellowish brown, dark brown
Griphiteraremineral · Mohs 5.5brownish black, yellow, dark brown
Guilditeraremineral · Mohs 2.5brown, honey yellow, dark brown- No imageHeftetjerniteraremineral · Mohs 4.5dark brown, greenish brown
Hemloiteraremineral · Mohs 6.5-7black, dark gray, dark brown
Heterositeuncommonmineral · Mohs 4-4.5brownish black, violet brown, greenish brown- No imageHongheiteraremineral · Mohs 6.5dark brown, black, reddish-brown
Hubeiteraremineral · Mohs 5.5dark brown, light brown- No imageHydroxylbastnäsite-(Ce)raremineral · Mohs ~4yellow, dark brown, colorless
- No imageHydroxymanganopyrochloreraremineral · Mohs 5-5.5dark brown, black, with red reflexes
Jasmunditeraremineral · Mohs ~5brownish green, greenish brown, dark brown
Johnsomervilleiteraremineral · Mohs 4.5dark brown, blackish gray
Kaersutiteuncommonmineral · Mohs 5-6dark brown, black- No imageKerimasiteraremineral · Mohs ~7dark brown
Khristovite-(Ce)raremineral · Mohs 5brown, dark brown- No imageKimseyiteraremineral · Mohs 7dark brown, black
Kimzeyiteraremineral · Mohs ~7dark brown- No imageKinichiliteraremineral · Mohs 2dark brown
Kleberiteraremineral · Mohs 4-4.5black, dark brown
Knife River Flintuncommonmineral · Mohs 6.5-7brown, dark brown, yellowish-brown
Kobeite-(Y)raremineral · Mohs 5.5black, brown, brownish black- No imageKrettnichiteraremineral · Mohs 4.5dark brown, black
Laihuniteraremineral · Mohs 5.5-6.5dark brown, black- No imageLaveroviteraremineral · Mohs 3pale brown, dark brown
- No imageLennilenapeiteraremineral · Mohs ~3brownish black, green, light green
Lomonosoviteraremineral · Mohs 3-4dark brown, pink violet, black
Lovozeriteraremineral · Mohs 5dark brown, reddish brown, black
Lucasite-(Ce)raremineral · Mohs 6-6.5brown, dark brown, chocolate brown- No imageLuogufengiteraremineral · Mohs 6-6.5dark brown
Maghemiteuncommonmineral · Mohs 5dark brown- No imageMagnesio-ferri-fluoro-hornblenderaremineral · Mohs 5-6dark brown
- No imageMagnesiohögbomite-2N3Sraremineral · Mohs 6-7dark brown, black, reddish-brown
Magnesioneptuniteraremineral · Mohs 5-6dark brown, red-brown- No imageManaevite-(Ce)raremineral · Mohs 4.5brown, dark brown
- No imageManeckiiteraremineral · Mohs ~5dark brown
- No imageMangani-dellaventuraiteraremineral · Mohs 6dark brown, reddish-brown
- No imageMangani-obertiiteraremineral · Mohs 5-6dark brown, reddish brown
Manganiakasakaite-(La)raremineral · Mohs 5.5-6dark brown- No imageManganiandrosite-(Ce)raremineral · Mohs 6-6.5dark brown
Mangano-mangani-ungarettiiteraremineral · Mohs 6dark brown, reddish-brown
Melanocerite-(Ce)raremineral · Mohs 5-6brown, black, dark brown
Mendigiteraremineral · Mohs 4.5-5dark brown
Monimoliteraremineral · Mohs 4.5-6yellow, gray green, dark brown- No imageNanlingiteraremineral · Mohs ~2.3brown red, dark brown
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