000			00702nam a2200229Ia 4500
008			130910s9999 xx 000 0 und d
020			_a0903317532
041			_aeng
082			_221st ed. _a553.64 _bGEO/P
245			_aPhosphorite research development _cThe Geological Society _cedited by A.J.G. Notholt and I. Jarvis
260			_aLondon : _bThe Geological Society , _c1990
300			_av, 320 p.
300			_epictures; graphs
490			_aGeological society special publication _aedited by K. Coe
504			_aIndex: p. 321-26.
653			_aEconomic geology
653			_aI.,ed.
653			_aPhosphates
653			_aPhosphorites
700			_aNotholt,Jarvis, A.J.G., ed.
942			_cEN _2ddc
999			_c8664 _d8664