Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A green variety of microcline, often used as a semiprecious stone. Also called amazon stone.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a gem variety of microcline feldspar, varying from bright verdigris green to a bluish green.

from the GNU version of the Collaborative International Dictionary of English

  • n. A variety of feldspar, having a verdigris-green color.

Etymologies

After the Amazon (River) .
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

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