Potash resource Cardona #723 (mine) in Spain

Production
Thickness	8-20m
Depth	up to 1025m
Average grade	11-12% K₂O
Status	Past Production (1990)
Last year	1990
Estimates of reserves or resources
Ore tonnage	30 + 300 prob + 300 possMillion tonnes
K₂O tonnage	4.8 + 45 prob + 45 possMillion tonnes
Grade of K₂O	16, 15, 15% of ore
Data source	Vazquez Guzman (1989)

Reference information

Comments

Production reported as tons of K2O; assumed production was sylvinite; ramp is greater than 4 km long.

References

Garrett, D.E., 1996, Potash; Deposits, processing, properties and uses: New York, Chapman and Hall, 734 p.

Miralles, L., Sans, M., Pueyo, J.J., and Santanach, P., 2000, Recrystallization salt fabric in a shear zone (Cardona diapir), southern Pyrenees, Spain, in Vendeville, B.C., Mart, Y., and Vigneresse, J.-L., eds., Salt, shale and igneous diapirs in and around Europe: London, Geological Society Special Publication 174, p. 149-167.

Ramirez Ortega, A., 1986, The Catalan potash field: Industrial Minerals, no. 230, p. 55-59.

Roskill Information Services Ltd., 1989, The economics of potash (2d ed.): London, Roskill Information Services Ltd., 121 p.

Russell, Alison, 1988b, Potash; Long haul recovery under way: Industrial Minerals, no. 244, p. 16-34.

Smith, M., 1982, Potash; Optimism prevails despite market gloom: Industrial Minerals, no. 176, p. 45-51.

Vazquez Guzman, F., 1989, Spain, in Dunning, F.W., Garrard, P., Haslam, H.W., and Ixer, R.A., eds., Mineral deposits of Europe, v. 4/5; Southwest and eastern Europe, with Iceland: London, Institution of Mining and Metallurgy and Mineralogical Society, p. 105-196.