Fayalit ( fayalite )

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Fayalit ( fayalite ) merupakan Mineral seri olivin dengan simbol Fa 90-100, rumus kimia Fe2SiO4, bentuk ristal ortorombik, berwarna cokelat sampai hitam, berkilap kaca, kekerasan 7,0, berat jenis 4,32; terdapat pada batuan beku dan vulkanik basa

Cari Istilah Geologi Tambang


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