Mohs hardness 6 rocks & minerals
Mohs hardness 6 is orthoclase feldspar — the boundary where a steel knife stops working as a scratch tool. Glass usually gives way.
Showing 1–120 of 1497 rocks around Mohs 6.
Abswurmbachiteraremineral · Mohs 6.5black- No imageAchalaiteraremineral · Mohs 6-6.5black, brownish-black
Achondriterareigneous · Mohs 5-7gray, brown, black
Achyrophaniteraremineral · Mohs 6.5-7.5dark brown, brownish-red
Actinolitecommonmineral · Mohs 5.5-6green, dark green, blackish-green- No imageActinolite Prismscommonmineral · Mohs 5.5-6bright green, dark green, blackish green
- No imageAdrianiteraremineral · Mohs 6.5-7.5red, brown, orange
Adulariacommonmineral · Mohs 6colorless, white, pale yellow
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
Afghaniteraremineral · Mohs 5.5-6blue, colorless, white- No imageAgakhanovite-(Y)raremineral · Mohs 5-6colorless, white, pale pink
Agatecommonmineral · Mohs 6.5-7white, gray, blue- No imageAgate Nodulescommonmineral · Mohs 6.5-7banded, white, gray
- No imageAgatized Algaecommonfossil · Mohs 6.5-7brown, red, tan
- No imageAgatized Clamscommonfossil · Mohs 6.5-7white, gray, brown
- No imageAgatized Coralcommonfossil · Mohs 6.5-7white, gray, pink
- No imageAgatized Cyad Woodcommonfossil · Mohs 6.5-7brown, red, white
- 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 Fossil Shellscommonfossil · Mohs 6.5-7white, brown, red
Agatized Fossilscommonfossil · Mohs 6.5-7brown, red, yellow- 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
Agrelliteraremineral · Mohs 5.5white, gray, pinkish
Aheyliteraremineral · Mohs 5-6blue, green, blue-green- No imageAkaogiiteraremineral · Mohs 6black, brown
Åkermaniteuncommonmineral · Mohs 5-6colorless, white, gray
Albitecommonmineral · Mohs 6-6.5white, colorless, gray
Alibates Flintuncommonfossil · Mohs 6.5-7red, white, blue- No imageAllabogdaniteraremineral · Mohs 6gray, white
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
Alleghanyiteraremineral · Mohs 5.5-6brownish red, reddish brown, orange brown- No imageAllendeiteraremineral · Mohs 5-6white, colorless
Alloriiteraremineral · Mohs 5-6colorless, white- No imageAlluaiviteraremineral · Mohs 5-6yellow, brown, reddish-brown
- No imageAlmaruditeraremineral · Mohs 6colorless, pale yellow
Almeidaiteraremineral · Mohs 5-6black, dark brown- No imageAlnaperbøeite-(Ce)raremineral · Mohs 5-6brown, yellowish-brown
- No imageAluminocerite-(CeCa)raremineral · Mohs 5.5brown, pinkish-brown, reddish-brown
Aluminosugiliteraremineral · Mohs 6-6.5pink, violet, reddish-purple
Alumoåkermaniteraremineral · Mohs 5-6colorless, white, gray
Alumotantiteraremineral · Mohs 6colorless, white, pale yellow
Amazonitecommonmineral · Mohs 6bright green, blue-green, teal
Amblygoniteuncommonmineral · Mohs 5.5-6white, colorless, yellow
Ambrinoiteraremineral · Mohs 5-6black, dark brown- No imageAmmonioleuciteraremineral · Mohs 5.5colorless, white
Amphibolecommonmineral · Mohs 5-6black, dark green, brown
Amphibolitecommonmetamorphic · Mohs 5-6black, dark green, dark gray
Amygdaloidal Basaltcommonigneous · Mohs 5-6gray, black, green
Analcimecommonmineral · Mohs 5-5.5colorless, white, gray- No imageAnalcitecommonmineral · Mohs 5-5.5white, colorless, gray
Anataseuncommonmineral · Mohs 5.5-6black, brown, blue
Andesinecommonmineral · Mohs 6-6.5white, gray, greenish
Andesitecommonigneous · Mohs 6-7gray, dark gray, brownish-gray
Andraditecommonmineral · Mohs 6.5-7.5black, brown, green
Andradite Garnetcommonmineral · Mohs 6.5-7.5brown, green, yellow
Andrémeyeriteraremineral · Mohs 6colorless, white- No imageAndreyivanoviteraremineral · Mohs 5-6white, gray
Andrianoviteraremineral · Mohs 5-6yellow, brown
Anduoiteraremineral · Mohs 5-6white, gray
Anorthiteuncommonmineral · Mohs 6white, colorless, gray
Anorthositecommonigneous · Mohs 6white, gray, bluish-gray
Anthophyllitecommonmineral · Mohs 5.5-6brown, gray, white- No imageAnzaite-(Ce)raremineral · Mohs 5-6black, brownish-black
Apache Tearscommonmineral · Mohs 5-5.5black, dark brown
Apuaniteraremineral · Mohs 5-6black, brownish-black
Aqualiteraremineral · Mohs 6-7yellow, yellowish-brown- No imageAraditeraremineral · Mohs 6-7reddish-brown, brown, black
- No imageArapoviteraremineral · Mohs 5-6colorless, white, pale yellow
Ardennite-(As)raremineral · Mohs 6-7yellow-brown, brown, red-brown
Ardennite-(V)raremineral · Mohs 6-7yellow, brown, reddish-brown
Arfvedsoniteuncommonmineral · Mohs 5.5-6black, dark blue-black, dark green-black
Argutiteraremineral · Mohs 6-7black, dark brown
Arkosecommonsedimentary · Mohs 6-7pink, gray, tan
Armalcoliteraremineral · Mohs 6gray, brownish-gray, black
Armeniteraremineral · Mohs 6.5colorless, white, light green
Arrowheadscommonfossil · Mohs 6.5-7white, gray, brown- No imageArsenoclasiteraremineral · Mohs 5-6dark red, brownish red
Arsenoflorencite-(Ce)raremineral · Mohs 5-6yellow, brown, colorless
Arsenoflorencite-(La)raremineral · Mohs 5-6white, yellowish, brownish
Arsenopyritecommonmineral · Mohs 5.5-6silver-white, steel-gray- No imageArsenowagneriteraremineral · Mohs 5-5.5yellowish-brown, brown
Asbecasiteraremineral · Mohs 6yellow, yellow-brown, brown
Asbolaneuncommonmineral · Mohs 5-6black, bluish black, dark gray- No imageAsimowiteraremineral · Mohs 6blue, pale blue
- No imageÅskagenite-(Nd)raremineral · Mohs 6.5black, brown
- No imageAspedamiteraremineral · Mohs 5.5-6brown, black
- No imageAtelisite-(Y)raremineral · Mohs 6-7yellow, brown, black
Augen Gneisscommonmetamorphic · Mohs 5-7gray, pink, white
Augitecommonmineral · Mohs 5.5-6black, dark green, brownish green
Australitecommonmineral · Mohs 5-6black, dark brown, olive green
Aventurinecommongemstone · Mohs 6.5-7green, red, brown
Avicenniteraremineral · Mohs 6black, grayish-black
Axiniteuncommonmineral · Mohs 6.5-7brown, violet-brown, plum-blue
Axinite-(Fe)uncommonmineral · Mohs 6.5-7clove-brown, plum-blue, honey-brown
Axinite-(Mg)raremineral · Mohs 6.5-7brown, violet, yellow
Axinite-(Mn)uncommonmineral · Mohs 6.5-7clove-brown, brown, yellow-brown
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
Baghdaditeraremineral · Mohs 5-6colorless, white, pale yellow- No imageBalliranoiteraremineral · Mohs 5-6colorless, white, yellowish
- No imageBalmorhea Blue Agateuncommonmineral · Mohs 6.5-7blue, gray, white
Banalsiteraremineral · Mohs 6white, colorless, gray
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
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