essexite jinis rock igneous, kang biasane abu ireng rock plutonic. kanggo tatanan kang essexite, magma cocok karo komposisi pas k, ba, rb, cs, sr kudu diprodhuksi. 0
augite, Feldspar, hornblende, nepheline, olivine, plagioclase, pyroxene 0
aluminium oxide, ba, ca, cs, kalium, rb, sodium, sr 0
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism 0
udan biologi, udan kimia 0
erosi gisik, erosi Glacier, banyu erosi 0