Azure blue rocks & minerals

Azure 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.

11 azure blue rocks and minerals in this encyclopedia.

Aeriniterare
mineral · Mohs 3blue, azure blue, greenish blue
Azuritecommon
mineral · Mohs 3.5-4azure blue, deep blue
Cavansiterare
mineral · Mohs 3-4bright blue, azure blue, greenish blue
Connelliterare
mineral · Mohs 3bright blue, azure blue, deep blue
Cyanotrichiteuncommon
mineral · Mohs 2sky-blue, azure-blue
Kinoiterare
mineral · Mohs 5blue, azure-blue
Lazuliteuncommon
mineral · Mohs 5.5-6azure blue, blue, sky blue
Linariteuncommon
mineral · Mohs 2.5deep blue, azure blue
Pentagoniterare
mineral · Mohs 3-4deep blue, azure blue
Sieleckiiterare
mineral · Mohs 3blue, azure-blue
Stranskiiterare
mineral · Mohs 3.5azure-blue, sky-blue

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