Definition
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Diorite is a grey to dark-grey intermediate intrusive igneous rock composed principally of plagioclase feldspar,biotite, hornblende, and pyroxene
From early 19th century coined in French, formed irregularly from Greek diorizein distinguish
Coarse Grained Rock, Medium Grained Rock, Opaque Rock
Latite is an igneous, volcanic rock, with aphanitic-aphyric to aphyric-porphyritic texture
From the Latin word latium
Durable Rock, Medium Hardness Rock
Fine Grained Rock, Opaque Rock