Euhedral (689 bytes)
1: Euhedral refers to well formed [[crystals]] with sharp eas...
3: ...d twinned [[crystals]]. In rocks, the presence of euhedral [[crystals]] may mean they formed first or perhap...

Diabase (1408 bytes)
1: ...abase normally has a fine, but visible texture of euhedral lath shaped [[plagioclase]] [[crystal]]s set in a...

Crystal habit (5036 bytes)
9: ...ced by [[silica]]. While quartz typically forms ''euhedral'' (well-formed), ''prismatic'' (elongate, prism-l...
68: |Euhedral

Zoisite (3329 bytes)
55: ...er]] and a conchoidal to ueven [[fracture]]. When euhedral, zoisite crystals are striated parallel to the pr...

Igneous rock (11485 bytes)
62: ...of an igneous rock. Crystals may be euhedral, subeuhedral or anhedral:
63: *''[[Euhedral]]'', if the crystallographic shape is preserved.
64: *''[[Subeuhedral]]'', if only part is preserved.

Sodalite (4791 bytes)
60: Euhedral, transparent crystals are found in northern [[Nam...

Tourmaline (5929 bytes)
55: ...iangular effect. Tourmaline is rarely perfectly [[euhedral]]. An exception were the fine dravite tourmalines...

Diamond (36695 bytes)
63: ...r cleavage planes. Diamonds occur most often as [[euhedral]] or rounded [[octahedron|octahedra]] and [[Cryst...

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