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 1801–1910 of 1910 rocks (page 16 of 16).
Warwickiteraremineral · Mohs 3-4black, dark brown, reddish-brown- No imageWassoniteraremineral · Mohs 3.5-4yellow, brownish-yellow
Waterhouseiteraremineral · Mohs 4-5black, brown
Wavelliteuncommonmineral · Mohs 3.5-4white, yellow, green- No imageWawayandaiteraremineral · Mohs 4white, colorless
Waylanditeraremineral · Mohs 4.5-5white, yellow, colorless- No imageWayneburnhamiteraremineral · Mohs 3.5colorless, white
- No imageWeberiteraremineral · Mohs 3.5colorless, white, gray
Weddelliteraremineral · Mohs 3.5colorless, white, pale yellow- No imageWeileriteraremineral · Mohs 3.5-4white, colorless, yellowish
- No imageWeinebeneiteraremineral · Mohs 3-4white, colorless
Welded Tuffcommonigneous · Mohs 3-6gray, tan, pink- No imageWeliniteraremineral · Mohs 3.5yellow, brown
Weloganiteraremineral · Mohs 3.5yellow, yellowish-white, colorless
Wendwilsoniteraremineral · Mohs 3.5pink, magenta- No imageWernerbauriteraremineral · Mohs 3-4yellow, brown, reddish-brown
- No imageWernerkrauseiteraremineral · Mohs 4dark brown, black
- No imageWesselsiteraremineral · Mohs 4deep purple, violet
- No imageWheatleyiteraremineral · Mohs 3.5colorless, white
- No imageWhite Fluoritecommonmineral · Mohs 4white, colorless
Whiteite-(CaFeMg)raremineral · Mohs 4yellow, brown, tan
Whiteite-(CaMgMg)raremineral · Mohs 4yellow, yellowish-brown, brown- No imageWhiteite-(CaMnMg)raremineral · Mohs 4yellow, yellowish-brown, brown
Whiteite-(CaMnMn)raremineral · Mohs 4brown, yellowish-brown, tan
Whiteite-(MnFeMg)raremineral · Mohs 4yellow, yellow-brown, brown
Whiteite-(MnMnMg)raremineral · Mohs 4yellow, yellow-brown, brown- No imageWickmaniteraremineral · Mohs 3-4yellow, yellow-brown, brown
Wicksiteraremineral · Mohs 4blue, blue-green, brown
Wightmaniteraremineral · Mohs 3.5colorless, white
Wilancookiteraremineral · Mohs 3.5colorless, white
Wildenaueriteraremineral · Mohs 4.5yellow, brown
Wilhelmgümbeliteraremineral · Mohs 3-4colorless, white, pale yellow
Wilhelmkleiniteraremineral · Mohs 3.5yellow, brownish-yellow, greenish-yellow
Wilhelmvierlingiteraremineral · Mohs 4yellow, brownish yellow- No imageWilkmaniteraremineral · Mohs 3-3.5white, gray
- No imageWilliamsiteuncommonmineral · Mohs 2.5-3.5apple-green, olive-green, yellowish-green
Winstanleyiteraremineral · Mohs 3-4yellow, yellowish-brown
Wiseriteraremineral · Mohs 4yellow, brown, red-brown
Witheriteuncommonmineral · Mohs 3-3.5white, gray, yellow
Wolfeiteraremineral · Mohs 4-5brown, reddish-brown
Wolframiteuncommonmineral · Mohs 4-4.5brown, black, reddish-brown
Wollastonitecommonmineral · Mohs 4.5-5white, gray, cream
Wölsendorfiteraremineral · Mohs 3-4orange, reddish-orange, red
Woodhouseiteraremineral · Mohs 4.5-5colorless, white, yellow- No imageWopmayiteraremineral · Mohs 3.5colorless, white, yellowish
- No imageWrightiteraremineral · Mohs 3-3.5yellow, yellowish-brown
- No imageWulffiteraremineral · Mohs 3.5green
Wumuiteraremineral · Mohs 3.5black, gray- No imageWurtziliteraremineral · Mohs 3-4black, brown
Wurtziteuncommonmineral · Mohs 3.5-4brown, yellowish-brown, reddish-brown- No imageWuyanzhiiteraremineral · Mohs 3-4red, orange, brown
- No imageWycheproofiteraremineral · Mohs 3-4yellow, pale yellow
- No imageWyllieiteraremineral · Mohs 3.5dark green, yellow-green, brownish
Xanthiositeraremineral · Mohs 3.5yellow, orange-yellow- No imageXanthoxeniteraremineral · Mohs 3.5yellow, brownish-yellow, yellowish-brown
Xenotimeuncommonmineral · Mohs 4-5yellowish-brown, reddish-brown, yellow
Xenotime-(Y)uncommonmineral · Mohs 4-5yellowish-brown, brown, reddish-brown- No imageXenotime-(Yb)raremineral · Mohs 4-5yellowish-brown, reddish-brown, colorless
- No imageXimengiteraremineral · Mohs 3.5yellow, yellowish-white, colorless
- No imageYancowinnaiteraremineral · Mohs 3-4yellow, greenish-yellow
- No imageYangiteraremineral · Mohs 4.5white, colorless, pale blue
- No imageYarlongiteraremineral · Mohs 4-5white, pale yellow
- No imageYaroslaviteraremineral · Mohs 4colorless, white, gray
- No imageYazganiteraremineral · Mohs 3-4yellow, brownish yellow
Yeatmaniteraremineral · Mohs 4reddish-brown, brown
Yedliniteraremineral · Mohs 3.5red, red-orange, deep orange- No imageYellow Baritecommonmineral · Mohs 3-3.5yellow, honey-yellow, golden-yellow
Yellow Fluoritecommonmineral · Mohs 4yellow, golden-yellow, honey-yellow- No imageYellow Marblecommonmetamorphic · Mohs 3-4yellow, golden, cream
Yoshimuraiteraremineral · Mohs 3-4yellow, brown, yellow-brown- No imageYttriaite-(Y)raremineral · Mohs 4-5brown, yellow, gray
Yuanfuliiteraremineral · Mohs 3.5-4black, brownish-black- No imageYuanjiangiteraremineral · Mohs 3.5white, silver-white
Yugawaraliteuncommonmineral · Mohs 4.5white, colorless, yellowish- No imageYurmariniteraremineral · Mohs 3.5yellow, brownish-yellow
- No imageZaccariniiteraremineral · Mohs 3.5-4white, silver-white
- No imageZadoviteraremineral · Mohs 3.5colorless, pale yellow
Zaïriteraremineral · Mohs 4-5yellow, yellowish-green, brown
Zálesíiteraremineral · Mohs 3-4green, pale green, white
Zanazziiteraremineral · Mohs 4-5green, yellow-green, olive-green
Zaratiteraremineral · Mohs 3-3.25emerald-green- No imageZenzéniteraremineral · Mohs 3-4yellowish-orange
Zeolitecommonmineral · Mohs 3.5-5.5white, colorless, yellow
Zeophylliteraremineral · Mohs 3-4colorless, white, yellow
Zhanghengiteraremineral · Mohs 4yellow, brass-yellow- No imageZhanghuifeniteraremineral · Mohs 4-4.5yellow, brownish-yellow
- No imageZharchikhiteraremineral · Mohs 3.5colorless, white
- No imageZiminaiteraremineral · Mohs 4red, orange, yellow
Zincgartrelliteraremineral · Mohs 4yellow, yellow-green, green
Zinciteraremineral · Mohs 4deep red, orange, yellow
Zinclipscombiteraremineral · Mohs 3.5-4dark green, black, brown
Zincoberauniteraremineral · Mohs 3.5-4yellow, brownish-yellow, reddish-brown
Zincobriartiteraremineral · Mohs 4gray, pinkish-gray
Zincolibetheniteraremineral · Mohs 4green, yellow-green
Zincoliveniteraremineral · Mohs 3.5-4green, yellow-green, olive-green
Zincospiroffiteraremineral · Mohs 3.5-4white, colorless, pale yellow
Zincrosasiteraremineral · Mohs 4blue, greenish-blue, pale green- No imageZincroseliteraremineral · Mohs 3.5colorless, white, pale pink
Zinkeniteraremineral · Mohs 3-3.5steel-gray, lead-gray, silver-white- No imageZinkositeraremineral · Mohs 3.5white, colorless, gray
- No imageZircophylliteraremineral · Mohs 3-4brown, golden-brown, reddish-brown
- No imageZlatogoriteraremineral · Mohs 3.5-4brass-yellow, pale gold
Zodaciteraremineral · Mohs 3-4yellow, brownish-yellow
Zohariteraremineral · Mohs 3-3.5black, dark gray
Zoriteraremineral · Mohs 3.5pink, red, white- No imageZoubekiteraremineral · Mohs 3-3.5lead-gray
- No imageZubkovaiteraremineral · Mohs 3.5yellow, brownish-yellow
Zugshunstite-(Ce)raremineral · Mohs 3.5yellow, yellow-orange, brown- No imageZuktamruriteraremineral · Mohs 3.5steel-gray, silver-white
Zvyagintseviteraremineral · Mohs 4.5-5white, silver-white, yellowish
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