hornblende
/hawrn-blend/US // ˈhɔrnˌblɛnd //UK // (ˈhɔːnˌblɛnd) //
角闪石,角斑岩,角闪石矿,角闪岩
Definitions
n.名词 noun
- 1
- : a dark-green to black mineral of the amphibole group, calcium magnesium iron and hydroxyl aluminosilicate.
Examples
Their geological formation is granite, with gneiss and mica slate, with clay slate, hornblende and primitive limestone overlying.
There were, also, some striking water-worn masses of granitical and hornblende porphyry.
They were succeeded by rocks of hornblende, which continued the whole distance to the head of the Grand Rapid.
If my observations were well taken it embraces, sparingly, orbicular masses of hornblende.
This latter embraces boulders of quartz and hornblende rock, along with limestones and sandstones.
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