Assertion: spodumene | /r/HasProperty | concentrated to about 6%
Facets:
value: readily
type: MANNER
value: by this method
type: OTHER
Source sentences:
text: By this method the spodumene may be readily concentrated to about 6% Li 2 O (considered to be high grade in commerce), and the iron can be reduced to less than 0.1 wt. % Fe 2 O 3 .