Blue rocks & minerals
Blue rocks and minerals owe their color to copper, cobalt, or charge-transfer effects between iron and titanium. Blues are uncommon in rock-forming minerals, so a vivid blue is worth a closer look.
Showing 121–240 of 318 blue rocks (page 2 of 3).
Dumortieriteuncommonmineral · Mohs 7-8.5blue, violet-blue, reddish-brown
Dumortierite Quartzcommonmineral · Mohs 7blue, violet-blue, deep blue
Dundasiteuncommonmineral · Mohs 3.5-4white, pale yellow, pale green
Eckermanniteraremineral · Mohs 5-6blue, blue-green, green
Effenbergeriteraremineral · Mohs 3.5blue, intense blue
Elbaitecommonmineral · Mohs 7-7.5green, pink, blue
Ellensburg Blueraregemstone · Mohs 7blue, violet-blue, cornflower blue
Ellensburg Blue Agateraregemstone · Mohs 6.5-7blue, cornflower blue, violet-blue
Eriochalciteraremineral · Mohs 2.5blue, blue-green
Euclaseraremineral · Mohs 7.5colorless, blue, greenish-blue
Favreauiteraremineral · Mohs 2blue, greenish-blue- No imageFerri-winchiteraremineral · Mohs 5-6blue, violet, brown
Ferro-glaucophaneraremineral · Mohs 6-6.5blue, blue-black, lavender
Ferroindialiteraremineral · Mohs 7-7.5blue, colorless, gray- No imageFerrotaaffeite-6N'3Sraremineral · Mohs 8blue, purple, colorless
- No imageFire Pearlrarefossil · Mohs 2.5-4.5white, cream, iridescent
Fluor-elbaiteraremineral · Mohs 7-7.5pink, red, green
Fluorapatitecommonmineral · Mohs 5colorless, white, yellow- No imageFluorescent Calcitecommonmineral · Mohs 3white, colorless, yellow
Fluoritecommonmineral · Mohs 4purple, blue, green- No imageFluoro-nybøiteraremineral · Mohs 5-6blue, violet, greenish-blue
- No imageFluoro-pedriziteraremineral · Mohs 7green, blue, violet
Fluoro-riebeckiteuncommonmineral · Mohs 5-6blue, dark blue, blue-black
Geodecommonsedimentary · Mohs 7white, gray, brown
Georgeiteraremineral · Mohs 2-3blue, pale blue, greenish blue
Gilaliteraremineral · Mohs 2.5blue, pale blue, turquoise
Glaucophanecommonmineral · Mohs 6blue, blue-gray, lavender
Gormaniteraremineral · Mohs 4blue, greenish-blue
Goslaritecommonmineral · Mohs 2colorless, white, blue- No imageGray Baritecommonmineral · Mohs 3-3.5gray, white, colorless
Guarinoiteraremineral · Mohs 3blue, greenish-blue
Halitecommonmineral · Mohs 2.5colorless, white, blue
Hauyneraremineral · Mohs 5.5-6blue, greenish-blue, yellow- Haüyneraremineral · Mohs 5.5-6blue, green, yellow
Hawk's Eyecommonmineral · Mohs 7blue, blue-gray, blue-green
Hellyeriteraremineral · Mohs 2.5blue, pale blue, greenish-blue
Hemimorphitecommonmineral · Mohs 4.5-5colorless, white, blue
Henmiliteraremineral · Mohs 2.5blue, violet-blue
Hiboniteraremineral · Mohs 7.5-8black, brown, reddish-brown
Hoganiteraremineral · Mohs 2blue, green-blue
Holley Blue Agateraremineral · Mohs 6.5-7blue, violet, lavender
Hydrowoodwarditeraremineral · Mohs 2blue, pale blue, blue-green
Hydroxylapatitecommonmineral · Mohs 5colorless, white, green
Icecommonmineral · Mohs 1.5colorless, white, blue
Idocrasecommonmineral · Mohs 6.5green, brown, yellow
Ilsemanniteuncommonmineral · Mohs 1-2blue, black, dark gray
Indialiteraremineral · Mohs 7-7.5blue, colorless
Indicoliteuncommongemstone · Mohs 7-7.5blue, indigo, blue-green
Iridescent Ammoniterarefossil · Mohs 3.5-4iridescent, red, green- No imageJacquesdietrichiteraremineral · Mohs 2-3blue, green-blue
Jenseniteraremineral · Mohs 3.5blue, greenish-blue
Joanneumiteraremineral · Mohs 2blue, greenish-blue
Johannseniteraremineral · Mohs 6light brown, clove brown, grayish green
Julieniteraremineral · Mohs 2blue, blue-green
Kannaniteraremineral · Mohs 7-7.5blue, blue-green, green
Keokuk Geodecommonmineral · Mohs 7clear, white, gray- No imageKeystoneiteraremineral · Mohs 2-3blue, greenish blue
Khaidarkaniteraremineral · Mohs 2blue, greenish-blue
Kingman Turquoisecommonmineral · Mohs 5-6blue, green, blue-green
Kinoiteraremineral · Mohs 5blue, azure-blue
Kobyasheviteraremineral · Mohs 2-3blue, pale blue
Kornerupineraremineral · Mohs 6.5-7green, yellowish-green, brown
Kröhnkiteuncommonmineral · Mohs 2.5-3blue, blue-green
Kulaniteraremineral · Mohs 4blue, blue-green, colorless
Kyanitecommonmineral · Mohs 4.5-7blue, colorless, white- No imageKyanite Bladescommonmineral · Mohs 4.5-7blue, white, gray
Labradoritecommonmineral · Mohs 6-6.5gray, gray-green, blue
Langiteuncommonmineral · Mohs 2.5-3blue, blue-green- No imageLapeyreiteraremineral · Mohs 3blue, pale blue
Lapis Lazulicommonmineral · Mohs 5-5.5blue, deep blue, ultramarine
Larimarraregemstone · Mohs 4.5-5blue, white, greenish-blue
Larvikitecommonigneous · Mohs 6gray, blue, black- No imageLasnieriteraremineral · Mohs 4blue, light blue
Laurentthomasiteraremineral · Mohs 6blue, blue-green
Lazuliteuncommonmineral · Mohs 5.5-6azure blue, blue, sky blue
Lazuriteuncommonmineral · Mohs 5-5.5blue, azure, violet-blue
Lenobliteraremineral · Mohs 1-2blue, blue-gray
Liddicoatiteraremineral · Mohs 7-7.5pink, red, green
Likasiteraremineral · Mohs 2blue, blue-green- No imageLiskearditeraremineral · Mohs 2-3white, blue, green
Litidioniteraremineral · Mohs 5-6blue, pale blue
Llaniterareigneous · Mohs 6-7brown, reddish-brown, gray
London Blue Topazcommongemstone · Mohs 8dark blue, blue
Ludjibaiteraremineral · Mohs 3.5-4blue, greenish-blue
Luetheiteraremineral · Mohs 2blue, greenish-blue
Magnesio-foititeraremineral · Mohs 7blue, violet, black
Magnesio-riebeckiteuncommonmineral · Mohs 5-6blue, dark blue, lavender blue
Magnesioaubertiteraremineral · Mohs 2blue, pale blue- No imageMagnesiodumortieriteraremineral · Mohs 7blue, violet, pink
Mbobomkuliteraremineral · Mohs 2blue, greenish-blue
Mcauslaniteraremineral · Mohs 3blue, greenish-blue, colorless
Mcguinnessiteraremineral · Mohs 2.5blue, greenish-blue, light blue- No imageMerrihueiteraremineral · Mohs 5-6blue, blue-green, green
- No imageMiddlebackiteraremineral · Mohs 2-3blue
Minasragriteraremineral · Mohs 1-2blue
Minohliteraremineral · Mohs 2.5blue, blue-green
Mitscherlichiteraremineral · Mohs 2blue, blue-green
Moissaniteraremineral · Mohs 9.25colorless, green, blue
Molinelloiteraremineral · Mohs 3blue, deep blue- No imageMontetrisaiteraremineral · Mohs 2-3blue, greenish blue
Montmorillonitecommonmineral · Mohs 1-2white, gray, yellow
Moolooiteraremineral · Mohs 2blue, green
Moonstonecommongemstone · Mohs 6white, colorless, blue
Nakauriiteraremineral · Mohs 2-3blue, pale blue, bluish green- No imageNatroglaucoceriniteraremineral · Mohs 2blue, greenish-blue
Nickelalumiteraremineral · Mohs 2.5-3blue, blue-green- No imageNieriteraremineral · Mohs 9gray, black, blue
Noseanuncommonmineral · Mohs 5-5.5gray, blue, white
Number 8 Turquoiseraremineral · Mohs 5-6blue, green, spiderweb matrix
Nybøiteraremineral · Mohs 5-6blue, blue-green, violet-blue
Octahedral Fluoritecommonmineral · Mohs 4purple, blue, green
Opalcommonmineral · Mohs 5.5-6.5white, black, colorless
Opalitecommonmineral · Mohs 5.5-6.5white, blue, milky- No imageOrthominasragriteraremineral · Mohs 2.5blue, light blue
Orthoserpieriteraremineral · Mohs 2blue, pale blue, greenish blue
Osumiliteraremineral · Mohs 5-5.5blue, blue-violet, colorless- No imageOwyhee Jaspercommonmineral · Mohs 6.5-7blue, brown, cream
- No imageOwyhee Thundereggcommonmineral · Mohs 6.5-7blue, purple, white
- No imagePararaisaiteraremineral · Mohs 2-3blue, green
Parasymplesiteraremineral · Mohs 1.5-2blue, greenish-blue
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