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2. Gasparik, T.: Experimentally determined stability of clinopyroxene + garnet + corundum in the system CaO–MgO–Al2O3–SiO2. Am. Mineral. 69, 1025–1035 (1984)
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4. Gasparik, T., Newton, R.C.: The reversed alumina contents of orthopyroxene in equilibrium with spinel and forsterite in the system MgO–Al2O3–SiO2. Contrib Miner Petrol 85, 186–196 (1984)
5. Gasparik, T.: Experimental study of subsolidus phase relations and mixing properties of clinopyroxene in the silica saturated system CaO–MgO–Al2O3–SiO2. Am. Mineral. 71, 686–693 (1986)