Sentence Examples with the word brownish-black

Stantienite, a brittle, deep brownish-black resin, destitute of succinic acid.

The Cambridgeshire coprolites are either amorphous or finger-shaped; the coprolites from the Greensand are of a black or dark-brown colour; while those from the Gault are greenish-white on the surface, brownish-black internally.

It is golden-yellow, with a greenish or brownish-black streak.