Assertion: blue agate | /r/CapableOf | use sulfuric acid
Facets:
Source sentences:
text: Similar methods were used to make Blue Agate and Green Agate using chrome, nickel, potassium and cyanide and these days honey and sulfuric acid creates a brown agate while hydrochloric acid and make a yellow gemstone.
text: Similar methods were used to make Blue Agate and Green Agate using chrome, nickel, potassium and cyanide and these days honey and sulfuric acid creates a brown agate while hydrochloric acid and make a yellow gemstone.