- euhedral crystal
- Техника: кристалл с хорошо развитыми гранями, эвгедральный кристалл
Универсальный англо-русский словарь. Академик.ру. 2011.
euhedral crystal
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Euhedral — crystals are those that are well formed with sharp, easily recognized faces. Normally, crystals do not form smooth faces or sharp crystal outlines. Many crystals grow from cooling liquid magma. As magma cools, the crystals grow and eventually… … Wikipedia
Crystal habit — This article is about the descriptive term used in mineralogy. For the addictive drug, see crystal methamphetamine. Pyrite sun (or dollar) in laminated shale matrix. Between tightly spaced layers of shale, the aggregate was forced to grow in a… … Wikipedia
euhedral — [ju: hi:dr(ə)l] adjective Geology (of a mineral crystal) having faces corresponding to its regular crystal form, not constrained by adjacent minerals … English new terms dictionary
euhedral — adjective Having sharp, recognisable crystal faces … Wiktionary
Pyrope — A gem quality, emerald cut pyrope. General Category Nesosilicate Chemical formula … Wikipedia
igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary … Universalium
Rock microstructure — includes the texture of a rock and the small scale rock structures. The words texture and microstructure are interchangeable, with the latter preferred in modern geological literature. However, texture is still acceptable because it is a useful… … 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
Diamond — This article is about the mineral. For the gemstone, see Diamond (gemstone). For other uses, including the shape ◊, see Diamond (disambiguation) … Wikipedia
Tourmaline — Schorl Tourmaline General Category Cyclosilicate Chemical formula (Ca,K,Na,[ … Wikipedia
Sphalerite — Zincblende redirects here. For crystal structure, see Zincblende (crystal structure). Sphalerite Sphalerite on dolomite from the Tri State District, Jasper County, Missouri, USA General … Wikipedia
