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 1441–1497 of 1497 rocks (page 13 of 13).
Wairakiteuncommonmineral · Mohs 5.5white, colorless, grayish- No imageWangdaodeiteraremineral · Mohs 5-6colorless
- No imageWarkiteraremineral · Mohs 5-6colorless, white
- No imageWatatsumiiteraremineral · Mohs 5.5purple, reddish-purple
Welded Tuffcommonigneous · Mohs 3-6gray, tan, pink
Welo Opaluncommongemstone · Mohs 5.5-6.5white, yellow, orange- No imageWenkiteraremineral · Mohs 6white, colorless
- No imageWerneritecommonmineral · Mohs 5.5-6white, gray, yellow
Westervelditeraremineral · Mohs 5-6white, silver-white, gray
Whetstonecommonsedimentary · Mohs 5-7gray, white, brown- No imageWhite Agatecommonmineral · Mohs 6.5-7white, milky white, translucent white
- No imageWhite Chertcommonmineral · Mohs 6.5-7white, cream, grayish-white
- No imageWhite Opalcommongemstone · Mohs 5.5-6.5white, cream, off-white
Wilkinsoniteraremineral · Mohs 5.5black
Willemiteuncommonmineral · Mohs 5.5white, green, yellow
Willyamiteraremineral · Mohs 5-5.5white, gray
Wiluiteraremineral · Mohs 6yellow, green, brown
Winchiteraremineral · Mohs 5-6white, blue, violet
Wodginiteraremineral · Mohs 5-6dark brown, reddish brown, black
Wöhleriteraremineral · Mohs 5.5-6yellow, brown, orange
Wonderstonecommonsedimentary · Mohs 6.5-7red, yellow, brown- No imageWonderstone Rhyolitecommonigneous · Mohs 5.5-6.5brown, tan, yellow
Wood Opalcommonfossil · Mohs 5.5-6.5brown, tan, gray
Wüstiteraremineral · Mohs 5-5.5black, dark gray
Wyoming Jadeuncommonmineral · Mohs 6-6.5green, black, olive
Xifengiteraremineral · Mohs 6.5white, gray- No imageXingzhongiteraremineral · Mohs 5-6white, gray
Xonotliteuncommonmineral · Mohs 6-6.5white, gray, colorless- No imageYafsoaniteraremineral · Mohs 5.5yellow, yellow-green, colorless
- No imageYagiiteraremineral · Mohs 6-7colorless, white
Ye'elimiteraremineral · Mohs 5-6colorless, white, gray- No imageYellow Chalcedonycommonmineral · Mohs 6.5-7yellow, golden yellow, mustard yellow
- No imageYellow Garnetuncommonmineral · Mohs 6.5-7.5yellow, honey-yellow, yellow-green
Yellow Jaspercommonmineral · Mohs 6.5-7yellow, mustard, ochre
Yimengiteraremineral · Mohs 6black
Yoderiteraremineral · Mohs 6.5deep violet, lavender, purple
Yooperlitecommonmineral · Mohs 6gray, gray-brown
Yoshiokaiteraremineral · Mohs 5-6colorless, white
Yowah Nutuncommonfossil · Mohs 5.5-6.5brown, red, green
Yttrialite-(Y)raremineral · Mohs 6.5olive-green, brownish-yellow, black
Yttrocolumbite-(Y)raremineral · Mohs 5-5.5black, brownish black, yellowish brown- No imageYttrocrasite-(Y)raremineral · Mohs 5.5-6black, brownish black
Yttrotantalite-(Y)raremineral · Mohs 5-5.5black, brown, yellowish-brown
Yusupoviteraremineral · Mohs 5-6yellow, brown, white- No imageŻabińskiiteraremineral · Mohs 6.5yellow, brown
- No imageZangboiteraremineral · Mohs 6steel-gray, iron-black
Zektzeriteraremineral · Mohs 6colorless, white, pink
Zeolitecommonmineral · Mohs 3.5-5.5white, colorless, yellow- No imageZeravshaniteraremineral · Mohs 5.5colorless, white, pale yellow
Zincochromiteraremineral · Mohs 5.5-6.5black, brownish black
Zincohögbomite-2N6Sraremineral · Mohs 6-7dark brown, black- No imageZincovelesite-6N6Sraremineral · Mohs 6black, dark brown
Zirconoliteraremineral · Mohs 5.5black, brown, yellow
Zirkeliteraremineral · Mohs 5.5-6.5black, dark brown, reddish brown
Zirsilite-(Ce)raremineral · Mohs 5-6yellow, brown
Zoisitecommonmineral · Mohs 6-7gray, green, pink- No imageZoltaiiteraremineral · Mohs 6-7yellow, brown
Identify your specimen
Open RockHoundR to compare hardness, streak, and locality against your find.
