Assertion: volcano's crater lake | /r/HasProperty | turquoise acid
Facets:
Source sentences:
text: Ijen Ijen volcano photos: Ijen volcano in East Java is famous for its turquoise acid crater lake and the large sulfur deposits that are being mined by local workers.
text: : Ijen volcano in East Java is famous for its turquoise acid crater lake and the large sulfur deposits that are being mined by local workers.