Description:
The cairn is built of Coromandel granite blocks.

History:

Inscription:
Plaque on memorial:

MERCURY BAY
NEAR THIS SPOT ON 10 NOVEMBER 1769
JAMES COOK AND CHARLES GREEN
OBSERVED THE TRANSIT OF MERCURY TO
DETERMINE THE LONGITUDE OF THE BAY

GPS Coordinates: -36.808186,  175.741026

References:
Cook’s Log, page 35, vol. 29, no. 2 (2006)
Cook’s Log, page 21, vol. 30, no. 4 (2007)
Cook’s Log, page 41, vol. 38, no. 2 (2015)
Website: https://www.thecoromandel.com/explore/listing/cooks-monument
Website: https://www.flaxmillbay.co.nz/things-to-do/coromandel-history/

Image gallery (click to enlarge)