fusibility characteristic

См. также в других словарях:

• Baryte — (barite) Baryte crystals on dolomite from Cumbria, England (size: 5.4×4.6 cm) General Category Sulfate mineral, barite group …   Wikipedia

• Epidote — Infobox mineral name = Epidote category = Silicate mineral boxwidth = boxbgcolor = imagesize = caption = Epidote crystals formula = Ca2Al2(Fe3+;Al)(SiO4)(Si2O7)O(OH) molweight = color = Pistachio green, yellow green, greenish black habit =… …   Wikipedia

• Psilomelane — Infobox mineral name = Psilomelane category = boxwidth = boxbgcolor = caption = A native sample of psilomelane formula = The general formula Ba(Mn2+)(Mn4+)8O16(OH)4 or as (Ba,H2O)2Mn5O10 Barium Manganese Oxide Hydroxide molweight = 590.03 gm… …   Wikipedia

• Almandine — Infobox mineral name = Almandine category = boxwidth = boxbgcolor = imagesize = caption = formula = molweight = color = reddish orange to red, slightly purplish red to reddish purple and usually dark in tone habit = system = twinning = cleavage …   Wikipedia

• Material properties of diamond — This article addresses the material properties of diamond. For a broader discussion of diamonds, see diamond. For other uses of the word diamond, see diamond (disambiguation). Diamond An octahedral diamond crystal in matrix Gener …   Wikipedia

• Moldavite — from Besednice, Bohemia Moldavite (Czech: Vltavín) is an olive green or dull greenish vitreous substance possibly formed by a meteorite impact. It is one kind of tektite. It was named …   Wikipedia

• Papagoite — Infobox mineral name = Papagoite category = boxwidth = boxbgcolor = caption = Blue crystalline crust with conichalcite formula = CaCuAlSi2 O6(OH)3 color = Dark blue crystals, light brue when massive habit = Massive; cryptocrystalline, forming… …   Wikipedia

• Gehlenite — Infobox mineral name = Gehlenite category = , , boxwidth = boxbgcolor = imagesize = caption = formula = Ca2Al [AlSiO7] molweight = color = yellow brown, green grey, colourless habit = system = Tetragonal twinning = cleavage = Distinct/good… …   Wikipedia

• Spurrite — Infobox mineral name = Spurrite category = Silicate/carbonate mineral boxwidth = boxbgcolor = caption = Spurrite from New mexico formula = Ca5(SiO4)2CO3 molweight = color = Gray, gray white to lilac gray habit = Massive to granular system =… …   Wikipedia

• mineral deposit — Introduction       aggregate of a mineral in an unusually high concentration.       About half of the known chemical elements (chemical element) possess some metallic (metal) properties. The term metal, however, is reserved for those chemical… …   Universalium

• traditional ceramics — Introduction       ceramic materials that are derived from common, naturally occurring raw materials such as clay minerals and quartz sand. Through industrial processes that have been practiced in some form for centuries, these materials are made …   Universalium