Imported phosphatic deposits in the nature of extinct animal excrements found in certain geological formations, particularly in the lias. They consist chiefly of calcium phosphate and carbonate, the phosphate amounting in some cases to as much as from 80 to go per cent., and 011 account of their phosphatic character they are very valuable fertilizers. During the war, the deposits in Cambridgeshire weie mined, but at a cost exceeding the prewar cost of the imported products. Phosphate deposits are found in the Society Islands as soil, also in Curacao and in Tunis, the former running about 80 per cent, phosphate.

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Definition of  COPROLTTES