andesite	olivine	0.061			Matsui et al. 1977
basalt	amphibole	2.16			Matsui et al. 1977
basalt	low calcium pyroxene		0.45	1.67	Matsui et al. 1977
basalt	low calcium pyroxene	1.67			Onuma et al. 1968
basanite	amphibole	0.159			LaTourrette et al. 1995
mica dacite	biotite	3.9			Matsui et al. 1977