Tags: Chemical Substance, Mineral.
Aerinite (Ca4(AlFeMg)10Si12O35(OH)12CO3·12H2O) is a bluish-purple inosilicate mineral. It crystallizes in the monoclinic system and occurs as fibrous masses and coatings. It has a dark vitreous luster a specific gravity of 2.48 and a Mohs hardness of 3.It is a low-temperature hydrothermal phase occurring in zeolite facies alteration of mafic rocks. Associated minerals include prehnite scolecite and mesolite.Its name comes from a Greek root aerinos meaning atmosphere or sky.
