Mohs hardness 4 rocks & minerals
Mohs hardness 4 is referenced by fluorite. Minerals at this hardness scratch with a steel knife but are too hard for a coin.
Showing 601–720 of 1910 rocks (page 6 of 16).
Galloplumbogummiteraremineral · Mohs 4-5yellow, brown, white
Gamagariteraremineral · Mohs 4dark brown, black
Ganophylliteraremineral · Mohs 3-4brown, yellowish-brown- No imageGaotaiiteraremineral · Mohs 3.5white, pale yellow
Garavelliteraremineral · Mohs 3.5steel-gray, silver-white- No imageGarmiteraremineral · Mohs 3.5white, colorless, gray
Garnet Schistcommonmetamorphic · Mohs 3-7gray, brown, silver
Garronite-Cararemineral · Mohs 4.5white, colorless, yellowish
Garronite-Nararemineral · Mohs 4.5white, colorless, yellowish
Gartrelliteraremineral · Mohs 4bright green, yellow-green, emerald green- No imageGarutiiteraremineral · Mohs 4.5-5white, silver-white
- No imageGaryanselliteraremineral · Mohs 3.5yellow, brownish-yellow, pale brown
Gaspéiteraremineral · Mohs 4.5-5apple green, bright green, yellowish green
Gastropodscommonfossil · Mohs 3-5white, brown, gray- No imageGatedaliteraremineral · Mohs 3.5-4yellow, brownish-yellow
Gatehouseiteraremineral · Mohs 3-4orange, brownish-orange
Gatumbaiteraremineral · Mohs 3.5white, colorless- No imageGaultiteraremineral · Mohs 3.5colorless, white, pale yellow
Gayiteraremineral · Mohs 4yellowish-brown, brown, reddish-brown- No imageGazeeviteraremineral · Mohs 3.5colorless, white
Geffroyiteraremineral · Mohs 3-4white, gray- No imageGeigeriteraremineral · Mohs 3-4colorless, white, pale pink
- No imageGemstonesuncommongemstone · Mohs 1-10various
Genkiniteraremineral · Mohs 4pinkish-cream, brownish-pink- No imageGenplesiteraremineral · Mohs 3.5colorless, white
- No imageGeorgbokiiteraremineral · Mohs 3-4dark red, brownish-red
- No imageGeorge-erickseniteraremineral · Mohs 3-4yellow, pale yellow
Georgechaoiteraremineral · Mohs 4colorless, white
Gerasimovskiteraremineral · Mohs 3-4brown, yellowish-brown, yellow- No imageGerenite-(Y)raremineral · Mohs 3.5yellow, brownish-yellow, pale yellow
Germaniteraremineral · Mohs 4reddish-brown, grayish-pink- No imageGermanocolusiteraremineral · Mohs 3-4pinkish-brown, brown
Gianellaiteraremineral · Mohs 3-3.5yellow, orange-yellow
Gibbsitecommonmineral · Mohs 2.5-3.5white, grayish-white, yellowish
Giesseniteraremineral · Mohs 3.5lead-gray, blackish-gray
Gillespiteraremineral · Mohs 4red, bright red- No imageGiniiteraremineral · Mohs 3.5dark green, brownish green
Giraudite-(Zn)raremineral · Mohs 3-4gray, black
Gismondine-Cauncommonmineral · Mohs 4-5white, colorless, gray- No imageGladiusiteraremineral · Mohs 3.5colorless, white
- No imageGladkovskyiteraremineral · Mohs 3-3.5dark brown, black
Glucineraremineral · Mohs 4colorless, white
Gmelinite-Cauncommonmineral · Mohs 4.5white, colorless, pink
Gmelinite-Kraremineral · Mohs 4.5white, colorless, yellow
Gmelinite-Nauncommonmineral · Mohs 4.5white, colorless, pink
Gobbinsiteraremineral · Mohs 4white, colorless, yellowish
Godlevskiteraremineral · Mohs 3.5-4yellow, bronze-yellow
Goedkeniteraremineral · Mohs 4-5yellow, colorless- No imageGold Pearlcommonfossil · Mohs 2.5-4.5gold, yellow, cream
- No imageGolden Baritecommonmineral · Mohs 3-3.5yellow, golden yellow, amber
Goldfielditeraremineral · Mohs 3-3.5steel-gray, iron-black- No imageGoldschmidtiteraremineral · Mohs 3.5silver-white
Goniatitecommonfossil · Mohs 3-4brown, gray, black
Goosecreekiteraremineral · Mohs 4colorless, white- No imageGorbunoviteraremineral · Mohs 3.5-4yellow, brownish yellow, orange
Gorceixiteuncommonmineral · Mohs 4.5-5.5white, colorless, yellow
Gordoniteraremineral · Mohs 3.5colorless, white, pale yellow
Görgeyiteraremineral · Mohs 3.5colorless, white, yellowish
Gormaniteraremineral · Mohs 4blue, greenish-blue
Gortdrumiteraremineral · Mohs 3.5black, brown- No imageGoryainoviteraremineral · Mohs 4colorless, white
- No imageGottardiiteraremineral · Mohs 4colorless, white, pale yellow
Goudeyiteraremineral · Mohs 3-4yellow, yellowish-green, bright green- No imageGraţianiteraremineral · Mohs 3-3.5gray, black
- No imageGraulichite-(Ce)raremineral · Mohs 4yellow, yellowish-brown
- No imageGray Baritecommonmineral · Mohs 3-3.5gray, white, colorless
Grayiteraremineral · Mohs 4white, yellowish, gray- No imageGreen Fluoritecommonmineral · Mohs 4green, light green, emerald green
- No imageGreen Marblecommonmetamorphic · Mohs 3-5green, dark green, white
Greenaliteuncommonmineral · Mohs 3-4olive-green, brownish-green, blackish-green
Greenockiteraremineral · Mohs 3-3.5yellow, orange, brown
Greenschistcommonmetamorphic · Mohs 3-6green, dark green, light green- No imageGreenwooditeraremineral · Mohs 4dark green, blackish-green
Greifensteiniteraremineral · Mohs 4-5pale green, yellow-green, brownish-green
Greigiteuncommonmineral · Mohs 4-4.5black, gray
Grimaldiiteraremineral · Mohs 3.5black, dark brown
Griphiteraremineral · Mohs 4.5brown, yellowish-brown, dark brown
Grischuniteraremineral · Mohs 4reddish-brown, brown- No imageGroatiteraremineral · Mohs 4yellow, yellowish-green
- No imageGrundmanniteraremineral · Mohs 4.5lead-gray, silver-white
- No imageGruzdeviteraremineral · Mohs 3-3.5gray, white
Guanacoiteraremineral · Mohs 3.5pale pink, pinkish-white, colorless
Guimarãesiteraremineral · Mohs 3-4colorless, white, pale yellow
Gurimiteraremineral · Mohs 3.5yellow, brown, colorless
Guyanaiteraremineral · Mohs 3-4dark green, black
Gyroliteuncommonmineral · Mohs 3-4white, yellowish, greenish
Gysinite-(Nd)raremineral · Mohs 4.5white, yellow, pale pink
Hagendorfiteraremineral · Mohs 3.5-4black, dark green, dark blue- No imageHaigerachiteraremineral · Mohs 3.5yellow, brownish-yellow
Hakite-(Cd)raremineral · Mohs 3-4gray, black- No imageHakite-(Hg)raremineral · Mohs 3-4gray, black
Hakite-(Zn)raremineral · Mohs 3-4gray, black
Håleniusite-(La)raremineral · Mohs 3-4yellow, colorless
Hammariteraremineral · Mohs 3.5lead-gray, black
Hanaueriteraremineral · Mohs 3.5-4yellow, brown, black
Hanksiteraremineral · Mohs 3-3.5colorless, white, yellow- No imageHansblockiteraremineral · Mohs 3.5white, gray
- No imageHansesmarkiteraremineral · Mohs 3-4yellow, brownish-yellow
Haradaiteraremineral · Mohs 3-4emerald green, yellowish green
Harmotomeuncommonmineral · Mohs 4.5white, gray, yellowish
Harmuniteraremineral · Mohs 3.5yellow, yellowish-brown- No imageHarrisoniteraremineral · Mohs 3.5black, brownish black
Hatchiteraremineral · Mohs 3.5black, gray
Hauchecorniteraremineral · Mohs 4bronze-yellow, pale brass-yellow
Haueriteraremineral · Mohs 4reddish-brown, dark brownish-black- No imageHaycockiteraremineral · Mohs 3.5-4brassy yellow, bronze
Heazlewooditeraremineral · Mohs 4brass-yellow, bronze-yellow
Hedyphaneraremineral · Mohs 4-5white, yellowish, colorless
Heidorniteraremineral · Mohs 4colorless, white, yellowish
Hejtmaniteraremineral · Mohs 3-4brown, reddish-brown, dark brown
Hematoliteraremineral · Mohs 3.5dark red, brownish red, yellowish brown
Hemimorphitecommonmineral · Mohs 4.5-5colorless, white, blue- No imageHemusiteraremineral · Mohs 3.5dark gray, black
Hendekasartoriteraremineral · Mohs 3-3.5lead-gray, black
Heneuiteraremineral · Mohs 3-4yellow, yellow-brown, brown
Hentscheliteraremineral · Mohs 3.5-4dark green, grass-green, emerald-green- No imageHermannroseiteraremineral · Mohs 4green, yellow-green
Heterogeniteuncommonmineral · Mohs 3-4black, brownish-black, reddish-brown
Heterositeuncommonmineral · Mohs 4-5purple, violet, dark red
Heulanditecommonmineral · Mohs 3.5-4white, colorless, yellow
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