New Zealand Map Series 1:
S20 60- 06- (WGS84 -41.462025 173.256775)
New Zealand Map Series 260:
O28 31- 71- (WGS84 -41.463065 173.257509)
Latitude and Longitude (WGS84):
41°28´ S 173°15.1´ E (WGS84 -41.466667 173.251667)
Notes:
Herbarium of F.G. Gibbs. "Poiosn - Mercuric chloride".