sienite


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sienite

(ˈsaɪəˌnaɪt)
n
(Minerals) igneous rock containing hornblende and feldspar
References in periodicals archive ?
The REE's mineralogy is very coarse and is found mainly in igneous rocks of subalkaline to alkaline tendency (sienites, quartzites, quartz monzonites).
Heavy minerals show that the sediments derived from igneous and metamorphic rocks such as granites, sienites, rhyolites, granodiorites, pegmatites, gneiss and schist; and quartz fragments mainly from plutonic rocks and medium to high grade metamorphic rocks.