Dravite from New Zealand
New Zealand | |
| Grice, Joel D., Robinson, George W. (1989) Feruvite, a new member of the tourmaline group, and its crystal structure. The Canadian Mineralogist, 27 (2) 199-203 |
| Grapes, R., Palmer, K. (1996) (Ruby—Sapphire)—Chromian Mica—Tourmaline Rocks from Westland, New Zealand. Journal of Petrology, 37(2), 293-315. |