Illite from selected localities.
||Moore, C.R. (1979) Geology and mineralisation of the former Broken Hills gold mine, Hikuai, Coromandel, New Zealand. New Zealand Journal of Geology and Geophysics, 22:3, 339-351.|
|Agricola Mining Consultants Pty Ltd (2017), Independent Geologists Report on Mineral Projects in New South Wales and New Zealand, Replacement Prospectus (2017), E2Metals Limited, 15 February 2017|