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 241–360 of 1796 colorless rocks (page 3 of 15).
- No imageCalcinaksiteraremineral · Mohs 4-5colorless, white
- No imageCalcio-olivineraremineral · Mohs 6white, colorless, gray
Calcioancylite-(Ce)raremineral · Mohs 4-4.5yellow, brown, tan
Calcioancylite-(Nd)raremineral · Mohs 4-4.5yellow, brown, pink
Calcioandyrobertsiteraremineral · Mohs 3pale blue, white, colorless
Calcioaravaipaiteraremineral · Mohs 2.5colorless, white, yellowish- No imageCalcioburbankiteraremineral · Mohs 3.5white, pale yellow, colorless
Calciohilairiteraremineral · Mohs 4yellow, brown, colorless- No imageCalciolangbeiniteraremineral · Mohs 3-3.5white, colorless, pale yellow
Calciotantiteraremineral · Mohs 4colorless, white, yellow
Calcitecommonmineral · Mohs 3white, colorless, yellow- No imageCalcite Nodulescommonmineral · Mohs 3white, yellow, gray
Calcjarliteraremineral · Mohs 4colorless, white, gray- No imageCalclaciteraremineral · Mohs 2white, colorless
Calvertiteraremineral · Mohs 2white, colorless- No imageCamaronesiteraremineral · Mohs 3white, colorless, pale yellow
- No imageCamgasiteraremineral · Mohs 3-4white, colorless
- No imageCaminiteraremineral · Mohs 3-3.5white, colorless, pale yellow
Canaphiteraremineral · Mohs 2white, colorless
Canavesiteraremineral · Mohs 2white, colorless
Cancriniteuncommonmineral · Mohs 5-6yellow, orange, white
Cancrisiliteraremineral · Mohs 5-6colorless, white, gray
Cannoniteraremineral · Mohs 2-3colorless, white- No imageCantera Opalcommongemstone · Mohs 5.5-6.5orange, red, yellow
Canutiteraremineral · Mohs 3colorless, white, yellowish
Cape May Diamondcommonmineral · Mohs 7colorless
Capgaronniteraremineral · Mohs 2.5white, colorless, pale yellow
Capranicaiteraremineral · Mohs 3.5colorless, white
Caracoliteraremineral · Mohs 3white, colorless, pale yellow- No imageCarboboriteraremineral · Mohs 2white, colorless
- No imageCarbobystriteraremineral · Mohs 5-6colorless, white
- No imageCarditeraremineral · Mohs 3colorless, white, yellowish
Caresiteraremineral · Mohs 2.5white, colorless, pale yellow
Carletoniteraremineral · Mohs 4-4.5blue, colorless, white
Carlhintzeiteraremineral · Mohs 3.5colorless, white
Carnallitecommonmineral · Mohs 2.5white, colorless, yellow
Carobbiiteraremineral · Mohs 2colorless, white- No imageCarraraiteraremineral · Mohs 2.5white, colorless
- No imageCatalanoiteraremineral · Mohs 2white, colorless
Catapleiiteuncommonmineral · Mohs 5.5-6colorless, white, yellow- No imageCattiiteraremineral · Mohs 2colorless, white
- No imageCavoiteraremineral · Mohs 3white, colorless
Caysichite-(Y)raremineral · Mohs 4.5white, yellowish-white, colorless
Cebaite-(Ce)raremineral · Mohs 4.5yellow, brown, colorless
Cebolliteraremineral · Mohs 5white, colorless, grayish
Čejkaiteraremineral · Mohs 2colorless, white, pale yellow
Celestinecommonmineral · Mohs 3-3.5colorless, white, pale blue
Celestitecommonmineral · Mohs 3-3.5colorless, white, pale blue- No imageCelestite Concretionscommonmineral · Mohs 3-3.5blue, white, colorless
Celsianraremineral · Mohs 6white, colorless, yellow
Centennialiteraremineral · Mohs 2colorless, white
Cerargyriteuncommonmineral · Mohs 1.5colorless, white, gray
Cerchiaraite-(Al)raremineral · Mohs 4yellow, brown, colorless
Cerussitecommonmineral · Mohs 3-3.5colorless, white, gray
Cesaniteraremineral · Mohs 5white, colorless- No imageCesiodymiteraremineral · Mohs 2.5-3colorless, white
Cesplumtantiteraremineral · Mohs 5-6colorless, white, pale yellow
Chabazitecommonmineral · Mohs 4-5white, colorless, pink
Chabazite-Cacommonmineral · Mohs 4-5white, colorless, yellow- No imageChabazite-Kuncommonmineral · Mohs 4-5white, colorless, yellow
- No imageChabazite-Mgraremineral · Mohs 4-5white, colorless, yellow
- No imageChabazite-Nacommonmineral · Mohs 4-5white, colorless, yellow
Chabazite-Srraremineral · Mohs 4-5white, colorless, pink- No imageChalcedony Geodecommonmineral · Mohs 6.5-7white, gray, blue
Challacolloiteraremineral · Mohs 2white, colorless
Changbaiiteraremineral · Mohs 3.5colorless, white
Changoiteraremineral · Mohs 2.5colorless, white
Chantaliteraremineral · Mohs 4.5colorless, white
Charlesiteraremineral · Mohs 2.5white, colorless, pale yellow
Chegemiteraremineral · Mohs 6white, colorless, pale yellow
Chelkariteraremineral · Mohs 3-4colorless, white
Chesnokoviteraremineral · Mohs 2colorless, white- No imageChessexiteraremineral · Mohs 2white, colorless
Chiappinoite-(Y)raremineral · Mohs 4white, colorless
Chibaiteraremineral · Mohs 7colorless, white
Chioliteraremineral · Mohs 3.5-4white, colorless
Chkaloviteraremineral · Mohs 6colorless, white, gray- No imageChladniiteraremineral · Mohs 4-5yellow, yellowish-brown, colorless
- No imageChloraluminiteraremineral · Mohs 2.5white, colorless
Chlorapatiteraremineral · Mohs 5white, colorless, pale green
Chlorartiniteraremineral · Mohs 2white, colorless- No imageChlorellestaditeraremineral · Mohs 5colorless, white, yellowish
- No imageChlormagaluminiteraremineral · Mohs 2white, colorless, pale yellow
- No imageChlormanganokaliteraremineral · Mohs 2.5colorless, white, yellowish
Chlormayeniteraremineral · Mohs 6colorless, white, yellowish- No imageChlorocalciteraremineral · Mohs 2.5white, colorless, yellow
- No imageChloromagnesiteraremineral · Mohs 1white, colorless
- No imageChongiteraremineral · Mohs 2-3white, colorless
- No imageChopiniteraremineral · Mohs 4.5colorless, white, pale yellow
Christeliteraremineral · Mohs 2.5colorless, white
Chrysoberyluncommonmineral · Mohs 8.5yellow, yellow-green, brown- No imageChubaroviteraremineral · Mohs 2colorless, white
Chudobaiteraremineral · Mohs 2colorless, white, pinkish-white- No imageChukanoviteraremineral · Mohs 3.5pale green, white, colorless
- No imageChukhrovite-(Ca)raremineral · Mohs 3-4white, colorless, violet
- No imageChukhrovite-(Ce)raremineral · Mohs 3-4white, colorless, pale violet
Chukhrovite-(Y)raremineral · Mohs 3-4white, colorless, violet
Churchite-(Y)raremineral · Mohs 3white, colorless, pale yellow
Chursiniteraremineral · Mohs 2colorless, white, pale yellow
Chvaleticeiteraremineral · Mohs 2white, colorless, pale pink- No imageCianciulliiteraremineral · Mohs 3colorless, white, pale yellow
Claudetiteraremineral · Mohs 2.5white, colorless- No imageClear Agatecommonmineral · Mohs 6.5-7colorless, white, gray
- No imageClear Quartzcommonmineral · Mohs 7colorless, white
- No imageClear Topazcommongemstone · Mohs 8colorless, white
- No imageClearcreekiteraremineral · Mohs 2-3colorless, white, yellowish
Cleavelanditecommonmineral · Mohs 6white, colorless, pale blue
Clifforditeraremineral · Mohs 3.5yellow, yellowish-green, colorless
Clinobehoiteraremineral · Mohs 3-4colorless, white- No imageClinoenstatiteraremineral · Mohs 5-6white, gray, colorless
Clinohedriteraremineral · Mohs 5colorless, white, yellow- No imageClinometaboriteraremineral · Mohs 3.5colorless, white
Clinophosinaiteraremineral · Mohs 4.5colorless, white, pale yellow
Clinoptilolite-Cacommonmineral · Mohs 3.5-4white, colorless, pink
Clinoptilolite-Kcommonmineral · Mohs 3.5-4white, colorless, yellow
Clinoptilolite-Nacommonmineral · Mohs 3.5-4white, colorless, gray- No imageClinotobermoriteraremineral · Mohs 4white, colorless
Clinozoisitecommonmineral · Mohs 6-7colorless, white, gray
Coesiteraremineral · Mohs 7.5colorless, white, gray
Colemaniteuncommonmineral · Mohs 4.5colorless, white, gray
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