1 entry 1 source
Graystone
Open directlyWebster's 1828 Dictionary · 1828
Part of speech: noun (n.)
A grayish or greenish compact rock, composed of feldspar and augite, and allied to basalt.
1 entry 1 source
Part of speech: noun (n.)
A grayish or greenish compact rock, composed of feldspar and augite, and allied to basalt.