Word Study
greenstone
CIDE DICTIONARY
greenstone, n. [So called from a tinge of green in the color.].
A name formerly applied rather loosely to certain dark-colored igneous rocks, including diorite, diabase, etc. [1913 Webster]
OXFORD DICTIONARY
greenstone, n.
1 a greenish igneous rock containing feldspar and hornblende.
2 a variety of jade found in New Zealand, used for tools, ornaments, etc.
1 a greenish igneous rock containing feldspar and hornblende.
2 a variety of jade found in New Zealand, used for tools, ornaments, etc.
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