Assertion: β spodumene | /r/HasProperty | synthesized at pressure
Facets:
value: up to 4000 atm
type: LOCATION
value: from its own composition
type: OTHER
value: in no case
type: TEMPORAL
Source sentences:
text: It was found impossible to study the α-β spodumene inversion, since in no case could α-spodumene be synthesized from its own composition at pressures up to 4000 atm.