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Hendersons Quarry, Mt Ngongotaha, Rotorua, Bay of Plenty, North Island, New Zealand

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Mt. Ngongotaha is a rhyolite dome with high-temperature gas phase silicate and oxide minerals present in cavities.

Mineral List

17 valid minerals.

The above list contains all mineral locality references listed on This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.


Grapes, R., Thornton, J., and Howard, D. (1993. Vug minerals in rhyolite, Hendersons Quarry, Mount Ngongotaha, Geological Society of New Zealand, Miscellaneous Publication 79A: 76.

Jens Richnow(1999): Eruptional and post-eruptional processes in rhyolite domes. PhD thesis, University of Canterbury.

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