diaphaneity
31Carnelian — For other uses, see Carnelian (disambiguation). Cornelian redirects here. For other uses, see Cornelian (disambiguation). Sard redirects here. For other uses, see Sard (disambiguation). Carnelian / Sard Polishe …
32Calcite — A one inch Calcite Rhomb that shows the Double image refraction property. General Category Carbonate mineral …
33Lazurite — Infobox mineral name = Lazurite category = boxwidth = boxbgcolor = imagesize = caption = A lazurite specimen formula = tectosilicate (Na,Ca)8(AlSiO4)6(SO4,S,Cl)2 molweight = color = Deep blue to greenish blue habit = system = Isometric twinning …
34Lapis lazuli — Infobox mineral name = Lapis lazuli category = Rock boxwidth = boxbgcolor = caption = polished specimen of Lapis lazuli formula = mixture of minerals molweight = color = Blue, mottled with white calcite and brassy pyrite habit = Compact, massive… …
35Olivine — For the river in New Zealand, see Olivine River. Olivine General Category Mineral Group Ch …
36Peridot — Infobox mineral name = Peridot category = Mineral boxwidth = boxbgcolor = caption = formula = (Mg, Fe)2SiO4 molweight = color = Yellow, to yellow green, olive green, to brownish habit = system = Orthorhombic twinning = cleavage = Poor fracture =… …
37Orthoclase — General Category Silicate mineral Chemical formula KAlSi3O8 …
38Pyrite — Infobox mineral name = Pyrite category = Sulfide mineral boxwidth = boxbgcolor = imagesize = caption = A mass of intergrown, striated pyrite crystals formula = iron disulfide (FeS2) molweight = color = Pale brass yellow, dull gold habit = Cubic,… …
39Zircon — Not to be confused with zirconia or cubic zirconia. This article is about the mineral. For other uses, see Zircon (disambiguation). Zircon Zircon crystal from Tocantins, Brazil (2×2 cm) …
40Cinnabar — This article is about the mineral. For the plant resin, see Dragon s blood. For the moth, see Cinnabar moth. Cinnabar Cinnabar on Dolomite General …
