splendent lustre
1Lustre (mineralogy) — Lustre (or luster) is a description of the way light interacts with the surface of a crystal, rock, or mineral. The word lustre traces its origins back to the Latin word lux, meaning light , and generally implies radiance, gloss, or brilliance. A …
2Lustre — Luster Lus ter, Lustre Lus tre, n. [F. lustre; cf. It. lustro; both fr. L. lustrare to purify, go about (like the priests at the lustral sacrifice), traverse, survey, illuminate, fr. lustrum a purificatory sacrifice; perh. akin to E. loose. But… …
3mica — micalike, adj. /muy keuh/, n. any member of a group of minerals, hydrous silicates of aluminum with other bases, chiefly potassium, magnesium, iron, and lithium, that separate readily into thin, tough, often transparent, and usually elastic… …
4Luster — Lus ter, Lustre Lus tre, n. [F. lustre; cf. It. lustro; both fr. L. lustrare to purify, go about (like the priests at the lustral sacrifice), traverse, survey, illuminate, fr. lustrum a purificatory sacrifice; perh. akin to E. loose. But lustrare …
5Luster ware — Luster Lus ter, Lustre Lus tre, n. [F. lustre; cf. It. lustro; both fr. L. lustrare to purify, go about (like the priests at the lustral sacrifice), traverse, survey, illuminate, fr. lustrum a purificatory sacrifice; perh. akin to E. loose. But… …
6Sulfide minerals — ▪ Table Sulfide minerals name colour lustre Mohs hardness specific gravity habit or form fracture or cleavage refractive indices or polished section data crystal system argentite blackish lead gray metallic 2–2 1/2 7.2–7.4 cubic or octahedral… …
7Oxide minerals — ▪ Table Oxide minerals name colour lustre Mohs hardness specific gravity anatase brown to indigo blue and black; also variable adamantine to metallic adamantine 5½–6 3.8–4.0 boehmite white, when pure 3 3.0–3.1 brookite various browns metallic… …
