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Definition of Greenstone
1. n. A name formerly applied rather loosely to certain dark-colored igneous rocks, including diorite, diabase, etc.
Definition of Greenstone
1. Proper noun. (surname) ¹
2. Noun. (archaeology) any of several green-hued minerals used for making various artefacts in early Mesoamerican cultures, e.g. greenschist, chlorastrolite, serpentine, omphacite, or chrysoprase ¹
3. Noun. (New Zealand) the green-hued minerals of New Zealand used by M?ori to make tools, ornaments and weapons (any of three varieties of nephrite jade or one variety of bowenite) ¹
¹ Source: wiktionary.com
Definition of Greenstone
1. [n -S]
Medical Definition of Greenstone
1.