Assertion: tourmaline's source | /r/HasProperty | nigeria
Facets:
value: especially
type: OTHER
Source sentences:
text: Thus, we have introduced to issue a Note with each Paraiba report, which explains the [original source] (Brazil) and the newer sources (Nigeria, Mozambique).
text: Today most of the tourmaline in our collection is coming from African sources , especially Nigeria and Mozambique.
text: The main sources are Brazil, Nigeria, Afghanistan, the USA (California and Maine), Mozambique, Namibia and Madagascar.