1. Aikawa N, Kumazawa M, Tokonami N (1985) Temperature dependence of intersite distribution of Mg and Fe in olivine and the associate change of lattice parameters. Phys Chem Minerals 12: 1?8
2. Basso R, Dal Negro A, Della Giusta A, Rossi G (1979) Fe/Mg distribution in the olivines of ultramafic nodules from Assab (Ethiopia). N Jb Min Mh 5: 197?202
3. Brotzu P, Morbidelli L, Piccirillo EM, Traversa G (1980) Volcanological and magmatological evidences of Boseti Volcanic Complex (Main Ethiopian Rift) In: Creodynamic Evolution of the Afro-Arabic Rift System. Atti dei Convegni dei Lincei. Acc. Naz. dei Lincei 4, 47: 317?366
4. Brown GE (1982) Olivine and silicate spinets. Mineralogicai Society of America, Reviews in Mineralogy, 5
5. ?? (1973) High temperature crystal chemistry of hortonolite. Amer Mineral 58: 577?587