orthorhombic

/awr-thuh-rom-bik/US // ˌɔr θəˈrɒm bɪk //UK // (ˌɔːθəʊˈrɒmbɪk) //

正菱形,直角形,正菱形的,正方形

Definitions

adj.形容词 adjective

1
Crystallography.
- : noting or pertaining to a system of crystallization characterized by three unequal axes intersecting at right angles; rhombic; trimetric.

Though closely resembling the tetragonal torbernite in form, it crystallizes in the orthorhombic system and is optically biaxial.
It crystallizes in the orthorhombic system and is isomorphous with stibnite (Sb2S3), which it closely resembles in appearance.
A sulphate of barium crystallizing in orthorhombic prisms usually of tabular habit.
Crystallizes in the orthorhombic system, usually in tabular form, but crystals not common.
Orthorhombic crystals common, usually prisms capped at one end by pyramided faces and abruptly terminated at the other.