Assertion: mineral | /r/HasProperty | opaque
Facets:
value: to opaque
type: OTHER
value: in thin-section
type: OTHER
Source sentences:
text: In contrast, some minerals, such as hematite or pyrite, are opaque even in thin-section.
text: Minerals that do not allow light to pass are called opaque.
text: All minerals with a metallic luster are opaque.
text: Mineral is opaque, and it reflects light just like metal would.
text: Mineral is dull and opaque, essentially dark colored.
text: Minerals that are opaque and shiny, such as pyrite, have a metallic luster.
text: Submetallic - Describes a mineral that is opaque to nearly opaque and reflects well.