Of a mineral: exhibiting cleavage parallel to the primary plane; designating cleavage of this kind.
| 单词 | θ6453 |
| 释义 | the world > the earth > minerals > mineral structure or appearance > [adjective] > cleavage or fracture > having cleavage at particular angles (4) paratomous1825 Of a mineral: exhibiting cleavage parallel to the primary plane; designating cleavage of this kind. orthotomous1861 Having cleavages at right angles; = orthoclastic, adj. orthoclastic1866 Chiefly of feldspar: having cleavages at right angles. Cf. orthoclase, n., plagioclastic, adj. orthic1877 Mineralogy. Having cleavage planes at right angles to one another; = orthoclastic, adj. Obsolete. rare. |
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