moss agate

noun

1. a kind of agate or chalcedony containing brown or black mosslike dendritic markings from various impurities.

moss agate

noun

1. a variety of chalcedony with dark greenish mossy markings, used as a gemstone

Word History and Origins

Origin of moss agate¹

First recorded in 1790–1800

Example Sentences

There was blood upon that moon, and all the shores were like veins in moss-agate and the sea like oil.

From Project Gutenberg

His soft eyes hardened and the moss-agate look came into them.

From Project Gutenberg

Mr. Colon picked up a fine moss agate and the Professor a Kansas diamond.

From Project Gutenberg

On the street I met the stage manager and the tall, dark man just as they were coming out of the Moss Agate saloon.

From Project Gutenberg

It is a chalky white, and shows a growth of moss like that of moss agate.

From Project Gutenberg