oc·ta·he·dral /ˌɑktəˈhidrəl/
(a.)有八面的,八面體的
oc·ta·he·dral a. Having eight faces or sides; of, pertaining to, or formed in, octahedrons; as, octahedral cleavage; an octahedral crystal.
octahedral borax Chem., borax obtained from a saturated solution in octahedral crystals, which contain five molecules of water of crystallization; distinguished from common or prismatic borax.
Octahedral iron ore Min., magnetite.
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