Scalenohedron
Scalenohedron Sca*le`no*he"dron (-dr[o^]n), n. [Gr. skalhno`s uneven + "e`dra seat, base.] (Crystallog.) A pyramidal form under the rhombohedral system, inclosed by twelve faces, each a scalene triangle. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • scalenohedron — scalenohedral, adj. /skay lee neuh hee dreuhn/, n., pl. scalenohedrons, scalenohedra / dreuh/. Crystall. a hemihedral crystal form of 8 or 12 faces, each face being a scalene triangle. [1850 55; < Gk skalenó(s) unequal + HEDRON] * * * …   Universalium

  • scalenohedron — sca·le·no·he·dron …   English syllables

  • scalenohedron — …   Useful english dictionary

  • Rhombohedral — Rhom bo*he dral, a. (Geom. & Crystallog.) Related to the rhombohedron; presenting the form of a rhombohedron, or a form derivable from a rhombohedron; relating to a system of forms including the rhombohedron and scalenohedron. [1913 Webster]… …   The Collaborative International Dictionary of English

  • Rhombohedral iron ore — Rhombohedral Rhom bo*he dral, a. (Geom. & Crystallog.) Related to the rhombohedron; presenting the form of a rhombohedron, or a form derivable from a rhombohedron; relating to a system of forms including the rhombohedron and scalenohedron. [1913… …   The Collaborative International Dictionary of English

  • Rhombohedral system — Rhombohedral Rhom bo*he dral, a. (Geom. & Crystallog.) Related to the rhombohedron; presenting the form of a rhombohedron, or a form derivable from a rhombohedron; relating to a system of forms including the rhombohedron and scalenohedron. [1913… …   The Collaborative International Dictionary of English

  • scalenohedral — skā|lēnə|hēdrəl adjective Etymology: New Latin scalenohedron + English al : of, relating to, or having the form of a scalenohedron scalenohedral crystal scalenohedral calcite …   Useful english dictionary

  • Scalenohedral — Sca*le no*he dral (sk[.a]*l[=e] n[ o]*h[=e] dral), a. (Crystallog.) Of or pertaining to a scalenohedron. [1913 Webster] …   The Collaborative International Dictionary of English

  • Geography of Missouri — Physiographic map of Missouri (Legend) Courtesy USGS Missouri, a state near the geographical center of the United States, has three distinct physiographic divisions: * a north western upland plain or prairie region part of the Interior Plains… …   Wikipedia

  • Proustite — is a sulfosalt mineral consisting of silver sulfarsenide, Ag3AsS3, known also as light red silver or ruby silver ore, and an important source of the metal. It is closely allied to the corresponding sulfantimonide, pyrargyrite, from which it was… …   Wikipedia

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