Preface
Non-metallic raw materials: significance and characteristic properties
V.P. Petrov
Brucite --- the new highmagnesian industrial mineral (genetic and mineralogic--technologic perculiarities)
P.P. Smolin
Geology and mineral resources of Kuwait
Y.Y. Youash
Volcanic glass: properties and deposits
V.V. Nasedkin
Asbestos deposits of the USSR
K.K. Zoloev
Classification of phosphate deposits and regularities in their distribution
A.S. Sokolov
Les syntheses de l'apatite, donnees nouvelles pour un modele de genese de phosphorites sedimentaires
J. Lucas and L. Prevot
Regularities of the occurrence of Chinese phosphorite deposits
Ye Lianjun
Patterns miocene phosphate sedimentation on the southeastern United States continental margin
S.R. Riggs
Polar glacial control on sedimentation of Permian phosphorites of the Rocky Mountains, USA
R.P. Sheldon
The geological condition of the location and the formation of granitic pegmatites
A.I. Ginsburg
Causes and consequences of high contents of barium in sheet muscovite and phlogopite
B.M. Shmakin
Genesis of kaolinite in the eluvial deposits
V.I. Fin'ko, S.S. Chekin and N.D. Samotoin
Oxygen isotopes --- indicators of kaolin genesis?
H.H. Murray and J. Janssen
Thorium --- a key element in differentiating Cretaceous and Tertiary kaolins in Georgia and South Carolina
T. Dombrovsky and H.H. Murray
Kaolinised granodiorite and its sedimentary cover on Bornholm
J. Bondam
Gems of the USSR. Regularity of distribution. New discoveries
V.P. Drosdov and A.P. Turinge
Gems deposits of Sri Lanka
E. Gaminee Zoysa
Precious and semi-precious stones of Spain
E. Galan and J. Garcia-Guinea
Principal problems of the Late Precambrian--Cambrian phosphogenesis
A.L. Yanshin, A.V. Ilyin and E.A. Eganov
Late Proterozoic--Cambrian phosphorites and phosphogenesis
P.J. Cook and J.H. Shergold
