Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun mineralogy A blue mineral with monoclinic crystals, Ca4(Al,Fe3+,Mg, Fe2+)10Si12O35(OH)12CO3·12H2O.

Etymologies

Sorry, no etymologies found.

Examples

  • Vendrell, who says it could not be any other kind of blue pigment used in Romanesque murals, such as azurite, lapis lazuli or aerinite, "which in any case came from far-off lands and were difficult to get hold of for a frontier economy, as the Kingdom Aragon was between the 11th and 15th Centuries".

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