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

Citrine, aventurine and moss agate are said to attract abundance.

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Sometimes he seems almost to shame human craftsmanship, as when he rings a frothy enamel medallion of vestal virgins with 11 ovals of moss agate, here a pale, glasslike stone containing plantlike mineral formations.

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Its colors are delicately arranged in stripes or bands, or blended in clouds. µ The fortification agate, or Scotch pebble, the moss agate, the clouded agate, etc., are familiar varieties.

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I apologized to Joe for seeming to have aided and abetted "Lefty" in trying to get away with the moss agate, and Joe apologized to me for that warning about the Yellowstone.

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Then he looked up at the boy, and his large bovine eyes turned hard as moss agates.

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