Assertion: tourmaline's use | /r/HasProperty | depend on quality
Facets:
Source sentences:
text: The prices, uses and value of green tourmaline vary tremendously, depending on the size and quality of the gemstone.
text: The prices, uses and value of bi-color tourmaline vary tremendously, depending on the size and quality of the gemstone.
text: The prices, uses and value of Cats Eye Tourmaline can differ greatly, depending on the size and quality of the individual gemstone.