Assertion: spodumene | /r/ObjectUse | used in steel production
Facets:
value: before cars
type: TEMPORAL
value: before smart phones
type: TEMPORAL
Source sentences:
text: Before cars and smart phones, Spodumene was used in ceramics, glass making, steel production and medicine but all that changed at the end of the 19th century with first the discovery of delightful green spodumene and then the finding of delicate pink and lovely lilac versions.
text: Before cars and smart phones, Spodumene was used in ceramics, glass making, steel production and medicine but all that changed at the end of the 19th century with first the discovery of delightful green spodumene and then the finding of delicate pink and lovely lilac versions.