dendrachate
nounEtymology From Latin dendrachates, from Ancient Greek δένδρον (déndron, “tree”) + ἀχάτης (akhátēs, “agate”). By surface analysis, dendr- + achate.
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Chemistry, Geography, Geology, Mineralogy, Natural sciences, Physical sciences An arborescent or dendritic agate.
- This is translucent white chalcedony, with dark moss-like markings produced by the infiltration of iron or manganese. It is identical with the dendrachates of Pliny; […]1870, George William Traill, An Elementary Treatise on Quartz and Opal, page 34:
- A dendrachate with two rows of red shrubs.1935, Natural History Magazine, volume 5, page 113: