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glaucophane
glauc·o·phane G5152100 (glou′kə-fān′)n. A bluish-gray or bluish-black monoclinic mineral of the amphibole group.
[German Glaukophan : Greek glaukos, bluish gray + Greek -phanēs, appearing (from phainesthai, phan-, to come to light, appear; see bhā- in Indo-European roots).]glaucophane
glaucophane (glô`kəfān'): see amphiboleamphibole
, any of a group of widely distributed rock-forming minerals, magnesium-iron silicates, often with traces of calcium, aluminum, sodium, titanium, and other elements.
..... Click the link for more information. .glaucophane[′glȯ·kə‚fān] (mineralogy) Na2Mg3 Al2Si8 A blue to black monoclinic sodium amphibole; blue to black coloration with marked pleochroism. |