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 Dumortieriteuncommonmineral · Mohs 7-8.5blue, violet-blue, reddish-brown
Blue Fluoriteuncommonmineral · Mohs 4blue, deep blue, sky blue
Blue Sapphirecommongemstone · Mohs 9blue, violet-blue, greenish-blue
Dumortieriteuncommonmineral · Mohs 7-8.5blue, violet-blue, reddish-brown
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- No imageFerro-ferri-holmquistiteraremineral · Mohs 5-6dark violet, violet-blue, black
- No imageFluoro-leakeiteraremineral · Mohs 6deep blue, violet-blue, dark blue
Foititeraremineral · Mohs 7dark blue, black, violet-blue
Henmiliteraremineral · Mohs 2.5blue, violet-blue
Lavinskyiteraremineral · Mohs 6-6.5deep blue, violet-blue
Lazuliteuncommonmineral · Mohs 5.5-6azure blue, blue, sky blue
Lazuriteuncommonmineral · Mohs 5-5.5blue, azure, violet-blue- No imageTuhualiteraremineral · Mohs 3deep blue, violet-blue, purple
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