Pseudomorphous crystal
Pseudomorphous Pseu`do*mor"phous, a. [Gr. ?; pseydh`s false + morfh` form: cf. F. pseudomorphe.] Not having the true form. [1913 Webster]

{Pseudomorphous crystal}, a crystal which has a form that does not result from its own powers of crystallization. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Pseudomorphous — Pseu do*mor phous, a. [Gr. ?; pseydh s false + morfh form: cf. F. pseudomorphe.] Not having the true form. [1913 Webster] {Pseudomorphous crystal}, a crystal which has a form that does not result from its own powers of crystallization. [1913… …   The Collaborative International Dictionary of English

  • 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

  • Pseudomorph — Pseu do*morph, n. [See {Pseudomorphous}.] 1. An irregular or deceptive form. [1913 Webster] 2. (Crystallog.) A {pseudomorphous crystal}, such as a crystal consisting of quartz, but having the cubic form of fluor spar, the fluor crystal having… …   The Collaborative International Dictionary of English

  • Serpentine group — The serpentine group describes a group of common rock forming hydrous magnesium iron phyllosilicate ((magnesium, iron)3silicon|2oxygen|5hydroxide|4) minerals; they may contain minor amounts of other elements including chromium, manganese, cobalt… …   Wikipedia

  • pseudomorph — pseudomorphic, pseudomorphous, adj. pseudomorphism, n. /sooh deuh mawrf /, n. 1. an irregular or unclassifiable form. 2. a mineral having the outward appearance of another mineral that it has replaced by chemical action. [1840 50; PSEUDO + MORPH] …   Universalium

  • pseudomorph Crystallography — [ s(j)u:də(ʊ)mɔ:f] noun a crystal consisting of one mineral but having the form of another. verb replace to form a pseudomorph. Derivatives pseudomorphic adjective pseudomorphism noun pseudomorphous adjective Origin …   English new terms dictionary

  • pseudomorph — n. 1 a crystal etc. consisting of one mineral with the form proper to another. 2 a false form. Derivatives: pseudomorphic adj. pseudomorphism n. pseudomorphous adj. Etymology: PSEUDO + Gk morphe form …   Useful english dictionary

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