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 1725 colorless rocks (page 3 of 15).
Calcite Nodulecommonmineral · Mohs 3white, yellow, gray
Calcjarliteraremineral · Mohs 4colorless, white, gray- No imageCalclaciteraremineral · Mohs 2white, colorless
- No imageCamanchacaiteraremineral · Mohs 2.5colorless, pink-beige
- No imageCamgasiteraremineral · Mohs 3-4white, colorless
- No imageCaminiteraremineral · Mohs 3-3.5white, colorless, pale yellow
- No imageCanaphiteraremineral · Mohs 2white, colorless
Canavesiteraremineral · Mohs 2white, colorless
Cancriniteuncommonmineral · Mohs 5-6yellow, orange, white
Cannoniteraremineral · Mohs 4colorless, white
Cantera Opalcommongemstone · Mohs 5.5-6.5orange, red, yellow- No imageCaoxiteraremineral · Mohs 2colorless
Cape May Diamondcommonmineral · Mohs 7colorless
Capranicaiteraremineral · Mohs 3.5colorless, white
Caracoliteraremineral · Mohs 4.5white, colorless, pale yellow- No imageCarboboriteraremineral · Mohs 2white, colorless
- No imageCarbobystriteraremineral · Mohs 7colorless, white
Carbocernaiteraremineral · Mohs 3colorless
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
Castellaroiteraremineral · Mohs 2.5colorless- No imageCatalanoiteraremineral · Mohs 2white, colorless
Catapleiiteuncommonmineral · Mohs 5.5-6colorless, white, yellow- No imageCattiiteraremineral · Mohs 2colorless, white
- No imageCavoiteraremineral · Mohs 3white, colorless
- No imageCayalsite-(Y)raremineral · Mohs 6.5colorless, faintly pink
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
Celestite Concretioncommonmineral · Mohs 3-3.5blue, white, colorless
Celsianraremineral · Mohs 6white, colorless, yellow
Cerargyriteuncommonmineral · Mohs 1.5colorless, white, gray
Cerussitecommonmineral · Mohs 3-3.5colorless, white, gray
Cesaniteraremineral · Mohs 2-3white, colorless
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
Chalcedony Geodecommonmineral · Mohs 6.5-7white, gray, blue
Challacolloiteraremineral · Mohs 2white, colorless
Changbaiiteraremineral · Mohs 5.3colorless, white
Changoiteraremineral · Mohs 2.5colorless, white
Chantaliteraremineral · Mohs 4.5colorless, white
Charlesiteraremineral · Mohs 2.5white, colorless, pale yellow
Charmariteraremineral · Mohs 2-2.5orange-brown, pale brown, pale blue
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- No imageChinchorroiteraremineral · Mohs 2-3colorless
Chioliteraremineral · Mohs 3.5-4white, colorless- No imageChirvinskyiteraremineral · Mohs 5pale cream, 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 imageChlorkyuygeniteraremineral · Mohs 5-6colorless, yellowish
- No imageChlormagaluminiteraremineral · Mohs 2white, colorless, pale yellow
- No imageChlormayeniteraremineral · Mohs 6colorless, white, yellowish
- No imageChlorocalciteraremineral · Mohs 2.5white, colorless, yellow
- No imageChloromagnesiteraremineral · Mohs 1white, colorless
- No imageChongiteraremineral · Mohs 2-3colorless
- No imageChopiniteraremineral · Mohs 4.5colorless, white, pale yellow
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
Chvaleticeiteraremineral · Mohs 2white, colorless, pale pink
Claudetiteraremineral · Mohs 2.5white, colorless- No imageClear Agatecommonmineral · Mohs 6.5-7colorless, white, gray
Clear Quartzcommonmineral · Mohs 7colorless, white
Clear Topazcommongemstone · Mohs 8colorless, white
Cleavelanditecommonmineral · Mohs 6white, colorless, pale blue
Clifforditeraremineral · Mohs 3.5yellow, yellowish-green, colorless
Clinobehoiteraremineral · Mohs 3-4colorless, white- No imageClinocervantiteraremineral · Mohs 4colorless
- No imageClinoenstatiteraremineral · Mohs 5-6white, gray, colorless
Clinohedriteraremineral · Mohs 5colorless, white, yellow
Clinokurchatoviteraremineral · Mohs 4-5colorless- 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
Clinoungemachiteraremineral · Mohs 2.5-3colorless, pale yellow
Clinozoisitecommonmineral · Mohs 6-7colorless, white, gray
Cobaltoblöditeraremineral · Mohs 3colorless, reddish pink
Coesiteraremineral · Mohs 7.5colorless, white, gray
Colemaniteuncommonmineral · Mohs 4.5colorless, white, gray
Colquiriiteraremineral · Mohs 3.5colorless, white
Combeiteraremineral · Mohs 5colorless, white, pale yellow
Congoliteraremineral · Mohs 7white, colorless, gray
Cookeiteuncommonmineral · Mohs 2.5-3white, yellow, pink
Coquanditeraremineral · Mohs 2yellow, orange, colorless
Cordieritecommonmineral · Mohs 7-7.5blue, violet, gray- No imageCordylite-(La)raremineral · Mohs 4.5yellow, brown, white
Corundumcommonmineral · Mohs 9colorless, red, blue- No imageCossaitecommonmineral · Mohs 7colorless
Cotunniteraremineral · Mohs 2.5white, colorless, yellowish
Cowlesiteraremineral · Mohs 5-5.5white, colorless, pale yellow
Crandalliteuncommonmineral · Mohs 5white, colorless, yellow
Cranswickiteraremineral · Mohs 2white, colorless
Crawforditeraremineral · Mohs 3colorless, white, pale yellow
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