Generally speaking, Greenstone = Pounamu
But......
Finest Greenstone = Kairangi
Pale Greenstone = Auhunga
Semi-Transparetn Greenstone = Tongarewa
Speckeld Greenstone = Kutukutu
Streaked Greenstone = Tōtōeka
Transparent Greenstone = Tangiwai
Whitish Greenstone = Inanga