Colorless rocks & minerals
Colorless rocks and minerals are usually high-purity quartz, calcite, fluorite, or gypsum. Optical properties, refractive index, double refraction, fluorescence, are often the surest ID tools.
Showing 841–960 of 1399 colorless rocks (page 8 of 12).
- No imageLunijianlaiteraremineral · Mohs 2white, colorless
- No imageLusernaite-(Y)raremineral · Mohs 4colorless
Macdonalditeraremineral · Mohs 3.5-4white, colorless
Machatschkiiteraremineral · Mohs 2-3colorless
Macphersoniteraremineral · Mohs 2.5-3white, pale amber brown, colorless
Magbasiteraremineral · Mohs ~5colorless, pink violet- No imageMaghrebiteraremineral · Mohs >2colorless
Magnesiochlorophoeniciteraremineral · Mohs 3-3.5colorless, white- No imageMagnesiofluckiteraremineral · Mohs 2.5colorless
Magnesiokoritnigiteraremineral · Mohs ~3colorless, pale pink- No imageMagnesionigerite-2N1Sraremineral · Mohs ~8brown, light yellow, colorless
- No imageMagnesionigerite-6N6Sraremineral · Mohs 8-8.5brown, light yellow, colorless
Magnesiostauroliteraremineral · Mohs 7-7.5colorless
Magnesiotaaffeite-2N’2Sraregemstone · Mohs 8-8.5colorless, violet red, greenish
Magnesium Carbonatecommonmineral · Mohs 3.5-4.5white, colorless, gray
Magnoliteraremineral · Mohs 1.5-2colorless, yellow green, light brown
Makatiteraremineral · Mohs 3-4white, colorless
Malayaiteraremineral · Mohs 3.5-4colorless, greenish gray, white
Malladriteraremineral · Mohs 3rose, colorless, white- No imageMallarditeraremineral · Mohs ~2colorless, white, light pink
Mallestigiteraremineral · Mohs 4colorless
Manaksiteraremineral · Mohs 5colorless, creamy white, rosy
Manandoniteraremineral · Mohs 2.5colorless, pearl white
Mangangordoniteraremineral · Mohs ~3colorless, white, light yellow
Manganoblöditeraremineral · Mohs 2.5colorless, reddish pink in aggregates- No imageManganokukisvumiteraremineral · Mohs 5.5-6colorless
Manganonordite-(Ce)raremineral · Mohs 5.5colorless, pale brown, brown- No imageMangazeiteraremineral · Mohs 1-2colorless, white
Margarosaniteraremineral · Mohs 2.5-3colorless, pearl white
Marialiteuncommonmineral · Mohs 5.5-6colorless, bluish, brownish
Marićiteraremineral · Mohs 4-4.5colorless, gray, gray white
Marinelliteraremineral · Mohs 5.5colorless- No imageMarkliteraremineral · Mohs 3-3.5white, colorless, yellowish
Marshiteraremineral · Mohs 2.5brown, colorless, light yellow
Martiniteraremineral · Mohs 4colorless, purple
Mascagniteuncommonmineral · Mohs 2-2.5white, colorless, gray- No imageMathewrogersiteraremineral · Mohs ~2colorless, white, light green yellow
Matioliiteraremineral · Mohs ~5blue, colorless
Matlockiteraremineral · Mohs 2.5-3brownish yellow, colorless, green yellow
Matteucciteraremineral · Mohs 2colorless
Mattheddleiteraremineral · Mohs 3.5-4.5colorless, white
Matulaiteraremineral · Mohs 1.5white, colorless
Mazzite-Mgraremineral · Mohs 4white, colorless- No imageMazzite-Nararemineral · Mohs 3.5-4colorless, white
Mcallisteriteraremineral · Mohs 2.5colorless, yellow brown, white
Mcauslaniteraremineral · Mohs 3.5yellowish white, colorless- No imageMccrillisiteraremineral · Mohs 4-4.5colorless, white
- No imageMegacycliteraremineral · Mohs 2white, colorless
- No imageMegakalsiliteraremineral · Mohs 6colorless
- No imageMegawiteraremineral · Mohs 4pale yellow, colorless
Meioniteuncommonmineral · Mohs 5-6bluish, brownish, colorless
Meixneriteraremineral · Mohs ~2colorless
Mejillonesiteraremineral · Mohs 4colorless
Melanophlogiteraremineral · Mohs 6.5-7colorless, brown, light yellow
Meliphaniteraremineral · Mohs 5-5.5yellow, colorless, yellowish red
Melliteraremineral · Mohs 2-2.5brown, brownish white, colorless- No imageMellizinkaliteraremineral · Mohs 2white, colorless
- No imageMendeleevite-(Ce)raremineral · Mohs 5-5.5colorless, clear tea color
- No imageMendeleevite-(Nd)raremineral · Mohs 5-5.5colorless
Mendipiteraremineral · Mohs 2.5white, colorless, gray
Mendoziteraremineral · Mohs ~3colorless, white
Mercalliteraremineral · Mohs 2colorless, sky blue
Merlinoiteraremineral · Mohs 4.5white, colorless
Merrilliteraremineral · Mohs 5colorless, white
Merwiniteraremineral · Mohs 6colorless, gray, pale green
Messeliteraremineral · Mohs 3.5colorless, greenish white, gray- No imageMetaboriteraremineral · Mohs 5brownish, brownish white, colorless
Metamuniriteraremineral · Mohs 1colorless- No imageMetathénarditeraremineral · Mohs ~3white, colorless, greenish
Metavauxiteraremineral · Mohs 3colorless, white, light green
Meyerhofferiteuncommonmineral · Mohs 2white, colorless
Micheelseniteraremineral · Mohs 3.5-4colorless, white
Microsommiteraremineral · Mohs 6colorless, white
Milariteraremineral · Mohs 5.5-6colorless, white, greenish white- No imageMineevite-(Y)raremineral · Mohs 4green, yellowish green, colorless
Minehilliteraremineral · Mohs ~4white, colorless, gray white
Minrecorditeraremineral · Mohs 3.5colorless, white
Minyuliteraremineral · Mohs 3.5white, colorless, green
Mirabilitecommonmineral · Mohs 1.5-2.5white, colorless, yellowish white
Miseniteraremineral · Mohs 2colorless, grayish white- No imageMitryaevaiteraremineral · Mohs 3-4white, colorless
- No imageMiyahisaiteraremineral · Mohs 5colorless
Moissaniteraremineral · Mohs 9.5colorless, blue, green
Molybditeuncommonmineral · Mohs 3-4colorless, greenish yellow, light greenish yellow
Molybdomeniteraremineral · Mohs 3.5colorless, yellowish white
Molybdophylliteraremineral · Mohs 3-4pale green, colorless, pale yellow
Monazite-(Ce)commonmineral · Mohs 5-5.5brown, colorless, greenish
Monetiteraremineral · Mohs 3.5white, colorless, light yellow
Montebrasiteuncommonmineral · Mohs 5.5-6bluish, colorless, greenish
Monteregianite-(Y)raremineral · Mohs ~3.5colorless, greenish, gray
Montesommaiteraremineral · Mohs 4.5colorless
Montgomeryiteraremineral · Mohs 4colorless, yellowish, white
Monticelliteuncommonmineral · Mohs 5-5.5colorless, greenish gray, gray- No imageMooreiteraremineral · Mohs 3colorless, white
Mopungiteraremineral · Mohs 3colorless, milky white- No imageMoraskoiteraremineral · Mohs 4-5colorless
Mordenitecommonmineral · Mohs 3-4white, colorless, yellowish
Moriniteraremineral · Mohs 4-4.5pink, colorless, white
Mroseiteraremineral · Mohs ~4colorless, white
Mulliteuncommonmineral · Mohs 6-7white, colorless, violet- No imageMundrabillaiteraremineral · Mohs 1-2colorless
- No imageMurakamiiteraremineral · Mohs 4.5-5colorless, white
- No imageMurchisiteraremineral · Mohs 2.5-3white, colorless, gray
- No imageMutinaiteraremineral · Mohs 4-5colorless, milky white
Nabaphiteraremineral · Mohs ~2colorless- No imageNabesiteraremineral · Mohs 5-6colorless, white
- No imageNabimusaiteraremineral · Mohs ~5colorless
Nacaphiteraremineral · Mohs 3colorless, white
Nacareniobsite-(Ce)raremineral · Mohs 5colorless
Nacriteuncommonmineral · Mohs 2-2.5white, colorless, yellowish
Nagelschmidtiteraremineral · Mohs 5brown, colorless, yellowish white
Nahcoliteuncommonmineral · Mohs 2.5white, colorless, gray
Nantokiteraremineral · Mohs 2.5colorless, white, grayish
Narsarsukiteraremineral · Mohs 5.5-7brown, brownish gray, colorless
Nastrophiteraremineral · Mohs ~2colorless- No imageNative Phosphorusraremineral · Mohs 0.5white, colorless, yellow
Natriteraremineral · Mohs 3.5colorless, yellow orange, white- No imageNatroaphthitaliteraremineral · Mohs 3white, colorless, yellowish
Natrolemoyniteraremineral · Mohs 3white, colorless
Natroncommonmineral · Mohs 1-1.5colorless, white, gray
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