• Webster's Revised Unabridged Dictionary
    • n Lazulite (Min) A mineral of a light indigo-blue color, occurring in small masses, or in monoclinic crystals; blue spar. It is a hydrous phosphate of alumina and magnesia.
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Century Dictionary and Cyclopedia
    • n lazulite A mineral of a light- or indigo-blue color, crystallizing in the monoclinic system. It is a hydrous phosphate of aluminium, magnesium, and iron. Also called azurite (true azurite is the blue carbonate of copper), blue spar, and blue feldspar.
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Chambers's Twentieth Century Dictionary
    • n Lazulite laz′ū-līt a mineral of a light, indigo-blue colour, occurring in quartz and in clay-slate.
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Webster's Revised Unabridged Dictionary
From lazuli, : cf. F. lazulite, G. lazulith,


In literature:

Also a name of lazulite.
"The New Gresham Encyclopedia. Vol. 1 Part 3" by Various