Story: Superphosphate

Bones for superphosphate (1st of 2)

Bones for superphosphate

Before rock phosphate was available for superphosphate manufacture, animal bones were used. They were collected from local freezing works, ground up, and treated with sulfuric acid.

Using this item

Archives New Zealand - Te Rua Mahara o te Kāwanatanga
Reference: AANR 6329 26 DA 32815

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How to cite this page:

Arthur Duncan, 'Superphosphate - New Zealand superphosphate', Te Ara - the Encyclopedia of New Zealand, (accessed 14 August 2022)

Story by Arthur Duncan, published 24 Nov 2008