WD-XRF analyses of the Tahanga basalt quarry and comparison of compositions with other potential procurement sources of similar material in the north Island of New Zealand (felgate2001)

Analysis of geochemical compositions for 30 samples collected at the Tahanga quarry (Coromandel peninsula, NZ) and in several other locations in the North Island (Great Barrier Is., Houhora, Te Henga beach, Waitakere river)