Assertion: phosphoric acid's amount | /r/HasProperty | assumed recoverable
Facets:
value: at current market prices
type: OTHER
Source sentences:
text: In 2017, the USGS estimated 68 billion tons of world reserves, where reserve figures refer to the amount assumed recoverable at current market prices; 0.261 billion tons were mined in 2016.
text: Reserves refer to the amount assumed recoverable at current market prices, and, in 2012, the USGS estimated 71 billion tons of world reserves, while 0.19 billion tons were mined globally in 2011.