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