Assertion: carbonatite magma | /r/HasAspect | lower viscosity
Facets:
value: without to give the magma structure
type: PURPOSE
value: much
type: DEGREE
Source sentences:
text: However, without the chains of silica to give the magma structure, carbonatite magma can have much lower viscosity, allowing for the strange "garden hose" eruptions that exemplify activity in the crater of Oldoinyo Lengai.