mesocratic


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mesocratic

(ˌmɛsəˈkrætɪk)
adj
(Geological Science) (of igneous rocks) containing 30–60 per cent of ferromagnesian minerals
[C20: from meso- + -crat, with allusion to the moderately dark colour of the rock. Compare leucocratic]
References in periodicals archive ?
A late archean-aged intrusive massif containing mesocratic granites and granodiorites is hosted in the west north-west section of the deposit.