A chromitite-dunite-orthopyroxenite field association in the Wadi Rajmi (northern Oman Ophiolite): Possible implications on the relative timing of komatiitic and boninitic melt occurrences

抄録

In the northern Oman ophiolile mantle section, an orthopyroxenite veinlet within a komatiitic dunite may represent either the final product of differentiation of the komatiitc melt involved in the dunites genesis, or may be linked to a boninitic melt, as those already reported.