Mohs hardness 3 rocks & minerals
Mohs hardness 3 is the calcite mark — easily scratched by a copper coin. Many carbonates and softer sulfides cluster here.
Showing 961–1080 of 2721 rocks (page 9 of 23).
- No imageGold Bearing Galenacommonmineral · Mohs 2.5-2.75lead-gray, silver-white
Gold Nuggetuncommonmineral · Mohs 2.5-3gold-yellow, pale-yellow, orange-yellow- No imageGold Pearlcommonfossil · Mohs 2.5-4.5gold, yellow, cream
Gold Placercommonmineral · Mohs 2.5-3golden yellow, brass yellow- No imageGolden Baritecommonmineral · Mohs 3-3.5yellow, golden yellow, amber
Goldfielditeraremineral · Mohs 3-3.5steel-gray, iron-black
Goldichiteraremineral · Mohs 2.5white, pale yellow- No imageGoldquarryiteraremineral · Mohs 3white, colorless
- No imageGoldschmidtiteraremineral · Mohs 3.5silver-white
Goniatitecommonfossil · Mohs 3-4brown, gray, black
Gonyeriteraremineral · Mohs 2-3yellow, yellowish-brown, brown- No imageGorbunoviteraremineral · Mohs 3.5-4yellow, brownish yellow, orange
Gordoniteraremineral · Mohs 3.5colorless, white, pale yellow
Görgeyiteraremineral · Mohs 3.5colorless, white, yellowish
Gortdrumiteraremineral · Mohs 3.5black, brown
Goudeyiteraremineral · Mohs 3-4yellow, yellowish-green, bright green
Goweriteraremineral · Mohs 3white, colorless
Graemiteraremineral · Mohs 2.5green, yellowish-green- No imageGrandreefiteraremineral · Mohs 2.5colorless, white, pale yellow
Grantsiteraremineral · Mohs 2-3yellow, yellow-orange, brown- No imageGraţianiteraremineral · Mohs 3-3.5gray, black
Gratoniteraremineral · Mohs 2.5lead-gray, dark gray
Gravegliaiteraremineral · Mohs 2.5colorless, white- No imageGray Baritecommonmineral · Mohs 3-3.5gray, white, colorless
Green Calcitecommonmineral · Mohs 3green, light green, emerald green- No imageGreen Marblecommonmetamorphic · Mohs 3-5green, dark green, white
Greenaliteuncommonmineral · Mohs 3-4olive-green, brownish-green, blackish-green- No imageGreenlizarditecommonmineral · Mohs 2.5-3green
Greenockiteraremineral · Mohs 3-3.5yellow, orange, brown
Greenschistcommonmetamorphic · Mohs 3-6green, dark green, light green
Grimaldiiteraremineral · Mohs 3.5black, dark brown- No imageGrootfonteiniteraremineral · Mohs 3white, colorless, pale yellow
- No imageGruzdeviteraremineral · Mohs 3-3.5gray, white
Guanacoiteraremineral · Mohs 3.5pale pink, pinkish-white, colorless
Guanajuatiteraremineral · Mohs 2.5lead-gray, bluish-gray
Guarinoiteraremineral · Mohs 3blue, greenish-blue- No imageGuettarditeraremineral · Mohs 3lead-gray, steel-gray
- No imageGuidottiiteraremineral · Mohs 2.5green, yellow-green
Guilditeraremineral · Mohs 2.5yellow, brownish-yellow
Guimarãesiteraremineral · Mohs 3-4colorless, white, pale yellow
Gunningiteraremineral · Mohs 2.5white, colorless, pale yellow
Gurimiteraremineral · Mohs 3.5yellow, brown, colorless
Gustaviteraremineral · Mohs 3lead-gray, steel-gray
Guyanaiteraremineral · Mohs 3-4dark green, black
Gyroliteuncommonmineral · Mohs 3-4white, yellowish, greenish
Hagendorfiteraremineral · Mohs 3.5-4black, dark green, dark blue
Häggiteraremineral · Mohs 3black, dark brown
Haidingeriteraremineral · Mohs 2-2.5white, colorless- No imageHaigerachiteraremineral · Mohs 3.5yellow, brownish-yellow
Haineaultiteraremineral · Mohs 3yellow, pale yellow, colorless
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
Halitecommonmineral · Mohs 2.5colorless, white, blue
Hallimonditeraremineral · Mohs 2-3yellow, yellowish-orange
Halloysitecommonmineral · Mohs 2-2.5white, off-white, gray
Halurgiteraremineral · Mohs 3white, colorless
Hammariteraremineral · Mohs 3.5lead-gray, black
Hanaueriteraremineral · Mohs 3.5-4yellow, brown, black- No imageHanawaltiteraremineral · Mohs 2.5dark brown, yellow-brown
- No imageHanjiangiteraremineral · Mohs 2.5-3white, colorless, pale yellow
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
Hardystoniteraremineral · Mohs 3white, gray, pink
Harmuniteraremineral · Mohs 3.5yellow, yellowish-brown- No imageHarrisoniteraremineral · Mohs 3.5black, brownish black
Hatchiteraremineral · Mohs 3.5black, gray- No imageHatertiteraremineral · Mohs 3yellow, yellowish-orange
Hatruriteraremineral · Mohs 3colorless, white, gray
Hauckiteraremineral · Mohs 2.5yellow, brownish-yellow
Hawleyiteraremineral · Mohs 1.5-2.5bright yellow, lemon yellow- No imageHaycockiteraremineral · Mohs 3.5-4brassy yellow, bronze
Haydeeiteraremineral · Mohs 3dark green, bright green
Haynesiteraremineral · Mohs 2-3pale yellow, golden yellow
Hechtsbergiteraremineral · Mohs 3dark green, emerald green- No imageHectorfloresiteraremineral · Mohs 3white, colorless
Hedegaarditeraremineral · Mohs 3yellow, brownish-yellow
Heinrichiteraremineral · Mohs 2.5yellow, lemon yellow, bright yellow- No imageHeisenbergiteraremineral · Mohs 2-3yellow
Hejtmaniteraremineral · Mohs 3-4brown, reddish-brown, dark brown- No imageHeklaiteraremineral · Mohs 3white, colorless
Hellyeriteraremineral · Mohs 2.5blue, pale blue, greenish-blue
Hematoliteraremineral · Mohs 3.5dark red, brownish red, yellowish brown
Hematophaniteraremineral · Mohs 3dark red, reddish-brown, black
Hemihedriteraremineral · Mohs 3orange, red-orange, brownish-orange- No imageHemusiteraremineral · Mohs 3.5dark gray, black
Hendekasartoriteraremineral · Mohs 3-3.5lead-gray, black
Hendricksiteraremineral · Mohs 2.5-3dark brown, reddish brown
Heneuiteraremineral · Mohs 3-4yellow, yellow-brown, brown
Henmiliteraremineral · Mohs 2.5blue, violet-blue- No imageHenryiteraremineral · Mohs 2.5white, pale yellow
Hentscheliteraremineral · Mohs 3.5-4dark green, grass-green, emerald-green- No imageHeptasartoriteraremineral · Mohs 3lead-gray
Herbertsmithiteraremineral · Mohs 3bright green, bluish-green- No imageHereroiteraremineral · Mohs 2-3yellow, yellow-green
Hessiteraremineral · Mohs 2.5-3lead-gray, iron-black
Heterogeniteuncommonmineral · Mohs 3-4black, brownish-black, reddish-brown
Heteromorphiteraremineral · Mohs 2.5-3lead-gray, black
Heulanditecommonmineral · Mohs 3.5-4white, colorless, yellow- No imageHeulandite-Bararemineral · Mohs 3.5-4white, colorless, yellow
Heulandite-Cacommonmineral · Mohs 3.5-4white, colorless, pink- No imageHeulandite-Kuncommonmineral · Mohs 3.5-4white, colorless, pink
- No imageHeulandite-Nacommonmineral · Mohs 3-4white, colorless, yellow
- No imageHeulandite-Srraremineral · Mohs 3-4white, colorless, gray
Heyiteraremineral · Mohs 3yellow, orange-yellow
Hibbingiteraremineral · Mohs 3dark brown, reddish brown, black
Hielscheriteraremineral · Mohs 2.5white, colorless
Hilarioniteraremineral · Mohs 2-3light green, yellowish-green- No imageHilliteraremineral · Mohs 3.5white, colorless
Hisingeriteuncommonmineral · Mohs 3black, brown, greenish-black- No imageHizenite-(Y)raremineral · Mohs 3-4white, colorless
- No imageHocartiteraremineral · Mohs 3-3.5steel-gray, iron-black
- No imageHochelagaiteraremineral · Mohs 3white, colorless
Hodrušiteraremineral · Mohs 3.5dark gray, lead gray, black- No imageHogarthiteraremineral · Mohs 3-4yellow, pale yellow
Hohmanniteraremineral · Mohs 3orange, brownish orange, reddish orange
Holdawayiteraremineral · Mohs 3-4pink, pale pink, colorless
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