Violet-blue rocks & minerals
Violet-blue rocks and minerals share this color due to specific trace elements, chemical bonds, or structural defects. Color alone rarely settles an identification, use it with hardness, luster, and streak.
16 violet-blue rocks and minerals in this encyclopedia.
Blue Corundumuncommongemstone · Mohs 9blue, violet-blue, greenish-blue
Blue Sapphirecommongemstone · Mohs 9blue, violet-blue, greenish-blue
Dumortierite Quartzcommonmineral · Mohs 7blue, violet-blue, deep blue
Ellensburg Blueraregemstone · Mohs 7blue, violet-blue, cornflower blue
Ellensburg Blue Agateraregemstone · Mohs 6.5-7blue, cornflower blue, violet-blue
Lazuliteuncommonmineral · Mohs 5.5-6azure blue, blue, sky blue
Lazuriteuncommonmineral · Mohs 5-5.5blue, azure, violet-blue
Blue Dumortieriteuncommonmineral · Mohs 7-8.5blue, violet-blue, reddish-brown
Blue Fluoriteuncommonmineral · Mohs 4blue, deep blue, sky blue
Callaghaniteraremineral · Mohs 3-3.5azure, violet blue- No imageFerro-ferri-holmquistiteraremineral · Mohs 5-6dark violet, violet-blue, black
- No imageFerro-pedriziteraremineral · Mohs ~6dark gray-blue, violet-blue
- No imageFluoro-leakeiteraremineral · Mohs 6deep blue, violet-blue, dark blue
Lavinskyiteraremineral · Mohs 6-6.5deep blue, violet-blue
Sekaninaiteraremineral · Mohs 7-7.5blue, blue violet, violet blue
Winchiteraremineral · Mohs 5.5cobalt blue, violet blue
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