Assertion: ink's pigment | /r/HasProperty | opaque
Facets:
Source sentences:
text: The pigments are opaque, and gel pens are available in several bright and pastel colours, as well as opalescent, metallic, and glittery colours which show up clearly on dark paper.
text: Pigments can be black pigments (consisting primarily of various types of Carbon Black), white pigments (which are either opaque pigments or transparent pigments), and color pigments which can be produced from either mineral sources (the inorganic color pigments) or from organic derivatives of coal tar (the organic color pigments).