Assertion: tourmaline's variety | /r/HasProperty | sought for characteristic
Facets:
Source sentences:
text: In addition to being useful, many of the minerals discussed above are of interest to collectors, but Alabama is home to a variety of gemstones and other specimen-quality minerals that are sought after just for their appearance and characteristics.
text: In addition to being useful, many of the minerals discussed above are of interest to collectors, but Alabama is home to a variety of gemstones and other specimen-quality minerals that are sought after just for their appearance and characteristics.