Assertion: basaltic magma | /r/HasProperty | found off alaskan coast
Facets:
value: near island arcs
type: LOCATION
value: around convergent plate boundaries
type: LOCATION
value: including the aleutians
type: OTHER
value: generally
type: DEGREE
Source sentences:
text: Andesitic magmas are generally found around convergent plate boundaries and near island arcs including the Aleutians off the Alaskan coast and the Philippine Islands in the Western Pacific Ocean.