Difference between revisions of "Orthorhombic system"

Latest revision as of 02:11, May 2, 2011

The orthorhombic crystal system has three unequal axes, all at right angles to one another.

Crystals are generally short, stubby, with a diamond-shaped or rectangular cross section; characteristic forms are four-sided prisms, pyramids, and pinacoids (open forms made up of two parallel faces).

Chesterman, Charles W. The Audubon Society Field Guide to North American Rocks and Minerals, Alfred A. Knopf: New York (1987), pp. 33-34

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-Is God willing to prevent evil, but not able? Then he is not omnipotent. Is he able, but not willing? Then he is malevolent. Is he both able and willing? Then whence cometh evil? Is he neither able nor willing? Then why call him God?
+The '''orthorhombic''' [[crystal system]] has three unequal [[axis|axes]], all at [[right angle]]s to one another.
+[[Crystal]]s are generally short, stubby, with a [[diamond]]-shaped or [[rectangle|rectangular]] cross section; characteristic forms are four-sided [[prism]]s, [[pyramid]]s, and [[pinacoid]]s (open forms made up of two [[parallel]] faces).
+==Sources==
+*Chesterman, Charles W. ''The Audubon Society Field Guide to North American Rocks and Minerals'', Alfred A. Knopf: New York (1987), ''pp. 33-34''
+[[Category:Crystallography]]