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 361–480 of 1497 rocks (page 4 of 13).
Ekebergitecommonmineral · Mohs 5-6white, gray, yellow- No imageEleomelaniteraremineral · Mohs 5-6black
- No imageElixiriteraremineral · Mohs 6-7white, gray, colorless
Ellenbergeriteraremineral · Mohs 6.5-7colorless, pale pink, lilac
Ellensburg Blue Agateraregemstone · Mohs 6.5-7blue, cornflower blue, violet-blue
Elpiditeuncommonmineral · Mohs 5.5white, colorless, gray- No imageEltyubyuiteraremineral · Mohs 5.5-6colorless, white
Emeleusiteraremineral · Mohs 5-6colorless, pink, brown
Enstatitecommonmineral · Mohs 5-6green, brown, gray
Epididymiteraremineral · Mohs 5.5white, colorless, gray
Epidotecommonmineral · Mohs 6-7pistachio green, yellowish-green, dark green
Epidote-(Sr)raremineral · Mohs 6-7yellow, brown, greenish-yellow- No imageEringaiteraremineral · Mohs 6.5-7emerald-green
Erlichmaniteraremineral · Mohs 5-6lead-gray, iron-black
Ertixiiteraremineral · Mohs 5.5-6colorless, white, gray
Esseneiteraremineral · Mohs 6brown, dark brown, reddish-brown
Eucryptiteraremineral · Mohs 6.5white, colorless, gray
Eudialyteuncommonmineral · Mohs 5-6red, pink, brown
Eudidymiteraremineral · Mohs 5.5-6white, colorless, gray
Euxeniteuncommonmineral · Mohs 5.5-6.5black, brownish-black, reddish-brown
Euxenite-(Y)raremineral · Mohs 5.5-6.5black, brownish-black, brown- No imageEvergreen Jaspercommonmineral · Mohs 6.5-7green, dark green, yellow-green
- No imageEveslogiteraremineral · Mohs 5-6white, pale pink, colorless
Eye Agatecommonmineral · Mohs 6.5-7white, gray, brown- No imageFabianiteraremineral · Mohs 6colorless, white
Fairburn Agateraremineral · Mohs 6.5-7red, yellow, brown- No imageFairfield Agatecommonmineral · Mohs 6.5-7brown, tan, white
- No imageFairhill Agatecommonmineral · Mohs 6.5-7red, yellow, orange
- No imageFaizieviteraremineral · Mohs 6yellow, pale yellow
- No imageFantappièiteraremineral · Mohs 5-6colorless, white
- No imageFarneseiteraremineral · Mohs 5-6white, colorless
- No imageFarringtoniteraremineral · Mohs 6-7colorless, white, pale yellow
Faustiteraremineral · Mohs 5-6apple-green, yellow-green, light green
Fayaliteuncommonmineral · Mohs 6.5-7yellow, yellow-green, brown- No imageFeiiteraremineral · Mohs 5-6black, brownish-black
Feldsparcommonmineral · Mohs 6white, gray, pink
Fenaksiteraremineral · Mohs 5-6pink, reddish-brown- No imageFengchengiteraremineral · Mohs 6.5-7.5yellow, brown, reddish-brown
Ferchromideraremineral · Mohs 5-6silver-white, gray- No imageFergusonite-(Ce)raremineral · Mohs 5.5-6.5brown, black, yellow
Fergusonite-(Y)raremineral · Mohs 5.5-6.5black, brownish-black, yellowish-brown- No imageFerhodsiteraremineral · Mohs 5-6white, silver-white
Ferri-fluoro-katophoriteraremineral · Mohs 5-6dark green, black, brownish-black- No imageFerri-fluoro-leakeiteraremineral · Mohs 6dark green, black
Ferri-ghoseiteraremineral · Mohs 5-6dark brown, brownish-black
Ferri-kaersutiteraremineral · Mohs 5-6black, dark brown
Ferri-katophoriteraremineral · Mohs 5-6dark green, black, brownish black
Ferri-leakeiteraremineral · Mohs 5-6dark blue, dark green, black
Ferri-mottanaite-(Ce)raremineral · Mohs 6yellow, brown, reddish-brown
Ferri-obertiiteraremineral · Mohs 5-6black, dark brown- No imageFerri-pedriziteraremineral · Mohs 5-6black, dark brown, dark green
Ferri-taramiteraremineral · Mohs 5-6black, dark green, brown- No imageFerri-winchiteraremineral · Mohs 5-6blue, violet, brown
Ferriakasakaite-(Ce)raremineral · Mohs 6-6.5black, brown
Ferriakasakaite-(La)raremineral · Mohs 6-7black, brownish-black
Ferriallanite-(Ce)raremineral · Mohs 6-6.5black, brown- No imageFerriallanite-(La)raremineral · Mohs 5.5-6black, brownish-black
Ferriandrosite-(Ce)raremineral · Mohs 6-6.5black, brownish-black
Ferriandrosite-(La)raremineral · Mohs 6-6.5black, dark brown- No imageFerricerite-(LaCa)raremineral · Mohs 5.5-6black, brownish-black, dark brown
Ferricoronaditeraremineral · Mohs 6-7black, brownish-black
Ferrihollanditeraremineral · Mohs 6black, gray- No imageFerriperbøeite-(Ce)raremineral · Mohs 6-6.5black, dark brown
- No imageFerriperbøeite-(La)raremineral · Mohs 6-7black, brown
Ferro-actinoliteuncommonmineral · Mohs 5-6dark green, black, brownish-green
Ferro-anthophylliteuncommonmineral · Mohs 5.5-6brown, greenish-brown, dark gray
Ferro-edeniteuncommonmineral · Mohs 5-6black, dark brown, dark green- No imageFerro-ferri-fluoro-leakeiteraremineral · Mohs 6dark blue, black
Ferro-ferri-holmquistiteraremineral · Mohs 5-6dark violet, violet-blue, black- No imageFerro-ferri-hornblendeuncommonmineral · Mohs 5-6black, dark green, dark brown
Ferro-ferri-katophoriteraremineral · Mohs 5-6black, dark brown, dark green- No imageFerro-ferri-nybøiteraremineral · Mohs 5-6dark blue, dark green, black
- No imageFerro-ferri-obertiiteraremineral · Mohs 5-6dark green, black
- No imageFerro-ferri-pedriziteraremineral · Mohs 5-6pale yellow, pale green
- No imageFerro-fluoro-edeniteraremineral · Mohs 5-6brown, dark green, black
- No imageFerro-fluoro-pedriziteraremineral · Mohs 5-6yellow, pale brown, colorless
Ferro-gedriteraremineral · Mohs 5-6dark brown, brownish black, gray
Ferro-glaucophaneraremineral · Mohs 6-6.5blue, blue-black, lavender- No imageFerro-holmquistiteraremineral · Mohs 5-6dark blue, violet, dark green
Ferro-hornblendecommonmineral · Mohs 5-6black, dark green, dark brown
Ferro-katophoriteraremineral · Mohs 5-6black, dark brown, dark green
Ferro-pargasiteuncommonmineral · Mohs 5-6black, dark green, dark brown- No imageFerro-pedriziteraremineral · Mohs 5-6dark green, black, brownish-black
Ferro-richteriteraremineral · Mohs 5-6brown, yellow-brown, greenish-brown
Ferro-taramiteraremineral · Mohs 5-6black, dark green
Ferro-tschermakiteuncommonmineral · Mohs 5-6dark green, black
Ferrobustamiteraremineral · Mohs 5.5-6white, yellowish, brownish- No imageFerrohögbomite-2N2Sraremineral · Mohs 6dark brown, black
Ferrokentbrooksiteraremineral · Mohs 5-6red, brownish-red, pink- No imageFerronordite-(Ce)raremineral · Mohs 5.5yellowish-white, pale yellow
- No imageFerronordite-(La)raremineral · Mohs 5-5.5yellow, brown, colorless
- No imageFerropseudobrookiteraremineral · Mohs 6black, brownish-black
Ferrosiliteraremineral · Mohs 5-6brown, dark brown, black- No imageFerroskutteruditeraremineral · Mohs 5.5-6tin-white, silver-white, gray
- No imageFerrotitanowodginiteraremineral · Mohs 5-6black, brownish-black
Ferrowodginiteraremineral · Mohs 5.5-6black, brown
Fersmaniteraremineral · Mohs 5.5brown, yellowish-brown, reddish-brown- No imageFibrolitecommonmineral · Mohs 6.5-7.5white, colorless, gray
- No imageFilatoviteraremineral · Mohs 6colorless, white
Filipstaditeraremineral · Mohs 5-6black
Fire Agateuncommongemstone · Mohs 6.5-7red, brown, orange
Fire Opaluncommongemstone · Mohs 5.5-6.5red, orange, yellow
Florencite-(Ce)uncommonmineral · Mohs 5-6yellow, brown, pink
Florencite-(La)raremineral · Mohs 5-6white, colorless, yellow
Florencite-(Nd)raremineral · Mohs 5-6pink, brown, yellow- No imageFlorencite-(Sm)raremineral · Mohs 5-6yellow, brown, colorless
- No imageFlorenskyiteraremineral · Mohs 5-6white, gray
- No imageFlorensoviteraremineral · Mohs 5-6dark gray, black
- No imageFlower Jaspercommonmineral · Mohs 6.5-7pink, white, red
- No imageFluorbritholite-(Ce)raremineral · Mohs 5-5.5brown, reddish-brown, yellow
- No imageFluorbritholite-(Y)raremineral · Mohs 5-5.5yellow, brown, reddish-brown
- No imageFluorcalciomicroliteraremineral · Mohs 5-5.5yellow, brown, reddish-brown
Fluorcalciopyrochloreraremineral · Mohs 5-5.5brown, yellowish-brown, reddish-brown
Fluorcalcioroméiteraremineral · Mohs 5.5yellow, brown, yellowish-brown- No imageFluorcanasiteraremineral · Mohs 5-6colorless, white, pinkish
- No imageFluorcarmoite-(BaNa)raremineral · Mohs 5-6dark brown, dark green, black
- No imageFluorchegemiteraremineral · Mohs 5.5colorless, white, pale yellow
- No imageFluorkyuygeniteraremineral · Mohs 5-6yellow, yellowish-orange
- No imageFluormayeniteraremineral · Mohs 5.5-6colorless, white, pale yellow
- No imageFluornatrocoulselliteraremineral · Mohs 5-6pink, reddish, brown
Identify your specimen
Open RockHoundR to compare hardness, streak, and locality against your find.
