Assertion: basaltic magma | /r/HasProperty | rich
Facets:
value: in potassium
type: OTHER
value: in silicon
type: LOCATION
value: in sodium
type: OTHER
Source sentences:
text: Rhyolite magma is rich in silicon, potassium and sodium and erupts at temperatures between 700°C and 850°C as an extremely viscous (sticky) magma.