S1I1M3A1S1
7 points
SIMAS is validvalid
SIMA, an igneous rock [n]
SIMA, the oceanic crust; also the lower layer of the continental crust, so called because it is enriched in silica and magnesium oxide [n]
SIMA, an igneous rock [n]
SIMA, the oceanic crust; also the lower layer of the continental crust, so called because it is enriched in silica and magnesium oxide [n]