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 1–120 of 1070 black rocks and minerals.
Abswurmbachiteraremineral · Mohs 6.5black
Acanthitecommonmineral · Mohs 2-2.5lead-gray, black- No imageAchalaiteraremineral · Mohs 6-6.5black, brownish-black
Achondriterareigneous · Mohs 5-7gray, brown, black- No imageAdachiiteraremineral · Mohs 7dark green, dark brown, black
Aegirinecommonmineral · Mohs 6green, dark green, black
Aegirine-augitecommonmineral · Mohs 6black, greenish-black, dark green
Aenigmatiteuncommonmineral · Mohs 5.5-6black, brownish-black
Aeschynite-(Ce)raremineral · Mohs 5-6black, dark brown, yellowish-brown
Aeschynite-(Nd)raremineral · Mohs 5-6black, brown, reddish-brown
Aeschynite-(Y)raremineral · Mohs 5-6black, brown, yellowish-brown
Agatecommonmineral · Mohs 6.5-7white, gray, blue- No imageAgatized Cycad Wooduncommonfossil · Mohs 6.5-7brown, tan, gray
Agatized Dinosaur Boneuncommonfossil · Mohs 6.5-7red, brown, tan- No imageAgatized Fern Budsuncommonfossil · Mohs 6.5-7brown, tan, gray
- No imageAgatized Limb Castsuncommonfossil · Mohs 6.5-7brown, red, yellow
- No imageAgatized Palm Woodcommonfossil · Mohs 6.5-7brown, tan, gray
- No imageAgatized Picture Woodcommonfossil · Mohs 6.5-7brown, tan, black
Agatized Woodcommonfossil · Mohs 6.5-7brown, red, yellow- No imageAgmantiniteraremineral · Mohs 2.5-3dark gray, black
- No imageAhrensiteraremineral · Mohs 8dark gray, black
- No imageAkaogiiteraremineral · Mohs 6black, brown
Akhtenskiteraremineral · Mohs 2-3black, gray- No imageAkimotoiteraremineral · Mohs 7-8dark brown, black
Aktashiteraremineral · Mohs 3-3.5gray, black
Alabanditeuncommonmineral · Mohs 3.5-4black, iron-black, brownish-black- No imageAlbanditeraremineral · Mohs 3.5-4black, brownish-black
Albertiteraremineral · Mohs 1-2black- No imageAlburniteraremineral · Mohs 3black, dark gray
- No imageAleutiteraremineral · Mohs 2dark green, black
Allaniteuncommonmineral · Mohs 5.5-6black, brown, reddish-brown
Allanite-(Ce)uncommonmineral · Mohs 5.5-6.5black, brown, reddish-brown
Allanite-(La)raremineral · Mohs 5.5-6black, brown, reddish-brown
Allanite-(Nd)raremineral · Mohs 5.5-6black, brown, dark brown
Allanite-(Y)raremineral · Mohs 5.5-6black, brown, reddish-brown- No imageAllochalcoseliteraremineral · Mohs 2dark gray, black
Alluauditeuncommonmineral · Mohs 3.5yellow, brown, green
Almeidaiteraremineral · Mohs 5-6black, dark brown- No imageAluminomagnesiohulsiteraremineral · Mohs 3.5-4black, brown
- No imageAlumoklyuchevskiteraremineral · Mohs 3-4dark green, black
Ambrinoiteraremineral · Mohs 5-6black, dark brown- No imageAmmoniomagnesiovoltaiteraremineral · Mohs 2.5-3black, dark green, brown
- No imageAmmoniovoltaiteraremineral · Mohs 3black, dark green, brown
Ammonitescommonfossil · Mohs 3-4brown, gray, black
Amphibolecommonmineral · Mohs 5-6black, dark green, brown
Amphibolitecommonmetamorphic · Mohs 5-6black, dark green, dark gray
Amygdaloidal Basaltcommonigneous · Mohs 5-6gray, black, green- No imageAnanditeraremineral · Mohs 2.5-3black, brown
Anataseuncommonmineral · Mohs 5.5-6black, brown, blue
Andraditecommonmineral · Mohs 6.5-7.5black, brown, green
Andradite Garnetcommonmineral · Mohs 6.5-7.5brown, green, yellow- No imageAndreadiniiteraremineral · Mohs 3black, lead-gray
- No imageÁngelaiteraremineral · Mohs 3black, lead-gray
Aniliteraremineral · Mohs 3.5gray, dark gray, black
Annitecommonmineral · Mohs 2.5-3black, dark brown, dark green
Anorthositecommonigneous · Mohs 6white, gray, bluish-gray- No imageAnzaite-(Ce)raremineral · Mohs 5-6black, brownish-black
Apache Tearscommonmineral · Mohs 5-5.5black, dark brown
Apuaniteraremineral · Mohs 5-6black, brownish-black- No imageAraditeraremineral · Mohs 6-7reddish-brown, brown, black
Aramayoiteraremineral · Mohs 2.5black, gray
Ardaiteraremineral · Mohs 2.5gray, dark gray, black
Arfvedsoniteuncommonmineral · Mohs 5.5-6black, dark blue-black, dark green-black
Argentitecommonmineral · Mohs 2-2.5lead-gray, black
Argentobaumhaueriteraremineral · Mohs 3lead-gray, black
Argutiteraremineral · Mohs 6-7black, dark brown
Argyroditeraremineral · Mohs 2.5black, iron-black, steel-gray
Armalcoliteraremineral · Mohs 6gray, brownish-gray, black
Armangiteraremineral · Mohs 3.5-4black, brownish-black
Arrowheadscommonfossil · Mohs 6.5-7white, gray, brown
Arsenicuncommonmineral · Mohs 3.5tin-white, gray, black
Arseniopleiteraremineral · Mohs 3.5dark brown, reddish-brown, black
Arsenolampriteraremineral · Mohs 2white, gray, black
Arsiccioiteraremineral · Mohs 3.5-4black
Asbolaneuncommonmineral · Mohs 5-6black, bluish black, dark gray- No imageÅskagenite-(Nd)raremineral · Mohs 6.5black, brown
- No imageAspedamiteraremineral · Mohs 5.5-6brown, black
- No imageAtelisite-(Y)raremineral · Mohs 6-7yellow, brown, black
- No imageAtlasoviteraremineral · Mohs 3-4black, dark brown
Augen Gneisscommonmetamorphic · Mohs 5-7gray, pink, white
Augitecommonmineral · Mohs 5.5-6black, dark green, brownish green
Auroriteraremineral · Mohs 1.5dark brown, black
Australitecommonmineral · Mohs 5-6black, dark brown, olive green
Avicenniteraremineral · Mohs 6black, grayish-black
Azoproiteraremineral · Mohs 5.5black, dark brown
Babingtoniteuncommonmineral · Mohs 5.5-6black, brownish-black- No imageBadakhshanite-(Y)raremineral · Mohs 6.5-7.5black, brown
Baddeleyiteuncommonmineral · Mohs 6.5black, brown, yellow- No imageBalićžunićiteraremineral · Mohs 1.5-2dark gray, black
Balkaniteraremineral · Mohs 2.5-3black, gray
Bambollaiteraremineral · Mohs 2dark blue, black
Banded Agatecommonmineral · Mohs 6.5-7white, gray, blue
Banded Iron Formationcommonsedimentary · Mohs 5-7red, gray, black- No imageBanded Opalcommonmineral · Mohs 5.5-6.5white, gray, brown
- No imageBanded Serpentinecommonmineral · Mohs 2.5-5.5green, yellow-green, dark green
Barbosaliteraremineral · Mohs 4dark green, black
Barianditeraremineral · Mohs 2-3black, dark brown- No imageBarioferriteraremineral · Mohs 6black, dark brown
- No imageBarioperovskiteraremineral · Mohs 5.5black, brown
- No imageBarquilliteraremineral · Mohs 2.5-3dark gray, black
- No imageBarroisiteraremineral · Mohs 5-6dark green, black, brownish-green
Bartoniteraremineral · Mohs 3.5black, bronze-brown
Basaltcommonigneous · Mohs 6black, dark gray, dark green
Batiferriteraremineral · Mohs 5-6black, brownish-black
Baumstarkiteraremineral · Mohs 2.5gray, black
Belemnitecommonfossil · Mohs 3-4brown, black, gray
Belkoviteraremineral · Mohs 4.5-5brown, dark brown, black- No imageBellidoiteraremineral · Mohs 2.5black, gray
Benavidesiteraremineral · Mohs 2.5-3lead-gray, black
Benleonarditeraremineral · Mohs 1.5dark blue, black, blue-black
Berdesinskiiteraremineral · Mohs 6black- No imageBernarditeraremineral · Mohs 3-3.5red, dark red, black
- No imageBernarlottiiteraremineral · Mohs 3-3.5black
Berndtiteraremineral · Mohs 1-2black, brown
Betekhtiniteraremineral · Mohs 3black, lead-gray
Beudantiteuncommonmineral · Mohs 3.5-4.5brown, yellow, green
Beusiteraremineral · Mohs 4.5-5brown, yellow-brown, black
Big Sur Jadeuncommonmineral · Mohs 6-6.5green, blue-green, olive
Biotitecommonmineral · Mohs 2.5-3black, dark brown, dark green
Birnessitecommonmineral · Mohs 1.5black, brownish-black
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