IMPROVED PRECISION OF RB-SR DATING OF KIMBERLITIC MICAS - AN ASSESSMENT OF A LEACHING TECHNIQUE

被引:39
作者
BROWN, RW
ALLSOPP, HL
BRISTOW, JW
SMITH, CB
机构
[1] UNIV WITWATERSRAND,BERNARD PRICE INST GEOPHYS RES,JOHANNESBURG 2000,SOUTH AFRICA
[2] DE BEERS CONSOLIDATED MINES LTD,DEPT GEOL,KIMBERLEY 8300,SOUTH AFRICA
关键词
D O I
10.1016/0168-9622(89)90015-8
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
引用
收藏
页码:125 / 136
页数:12
相关论文
共 32 条
[21]   RANGE-ENERGY RELATIONS FOR ELECTRONS AND THE DETERMINATION OF BETA-RAY END-POINT ENERGIES BY ABSORPTION [J].
KATZ, L ;
PENFOLD, AS .
REVIEWS OF MODERN PHYSICS, 1952, 24 (01) :28-44
[22]  
KRAMERS JD, 1983, ISOT GEOSCI, V1, P23
[23]   BIASED ISOCHRON AGES RESULTING FROM SUBSOLIDUS ISOTOPE EXCHANGE - A THEORETICAL-MODEL AND RESULTS [J].
LUTZ, TM ;
SROGI, L .
CHEMICAL GEOLOGY, 1986, 56 (1-2) :63-71
[24]  
PAUL DK, 1975, GEOL SOC AM BULL, V86, P364, DOI 10.1130/0016-7606(1975)86<364:CCAKAO>2.0.CO
[25]  
2
[26]  
Sheppard S.M.F., 1975, PHYS CHEM EARTH, V9, P747
[27]  
Smith C.B., 1985, T GEOL SOC S AFR, V88, P267
[28]  
Smith C.B., 1985, T GEOL SOC S AFR, V88, P249
[29]   PB, SR AND ND ISOTOPIC EVIDENCE FOR SOURCES OF SOUTHERN AFRICAN CRETACEOUS KIMBERLITES [J].
SMITH, CB .
NATURE, 1983, 304 (5921) :51-54
[30]  
SMITH CB, 1983, THESIS U WITWATERSRA