K-AR ISOCHRON DATING OF ZAIRE CUBIC DIAMONDS

被引:20
作者
ZASHU, S [1 ]
OZIMA, M [1 ]
NITOH, O [1 ]
机构
[1] TOKYO UNIV AGR & TECHNOL,FAC ENGN,TOKYO 184,JAPAN
关键词
D O I
10.1038/323710a0
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
引用
收藏
页码:710 / 712
页数:3
相关论文
共 12 条
[1]   SOLAR COMPOSITION NOBLE-GASES IN THE WASHINGTON COUNTY IRON METEORITE [J].
BECKER, RH ;
PEPIN, RO .
EARTH AND PLANETARY SCIENCE LETTERS, 1984, 70 (01) :1-10
[2]  
Hayashi C., 1985, PROTOSTARS PLANETS, VII, P1100
[3]   REMOVAL OF ATMOSPHERIC ARGON CONTAMINATION AND USE AND MISUSE OF K-AR ISOCHRON METHOD [J].
HAYATSU, A ;
CARMICHAEL, CM .
CANADIAN JOURNAL OF EARTH SCIENCES, 1977, 14 (03) :337-345
[4]   PRESSURE-DEPENDENCE OF RADIOACTIVE DECAY CONSTANT OF BERYLLIUM-7 [J].
HENSLEY, WK ;
BASSETT, WA ;
HUIZENGA, JR .
SCIENCE, 1973, 181 (4105) :1164-1165
[5]  
IMAMURA M, 1980, Z NATURFORSCH A, V35, P267
[6]   LEAD, URANIUM, STRONTIUM, POTASSIUM AND RUBIDIUM IN INCLUSION-BEARING DIAMONDS AND MANTLE-DERIVED XENOLITHS FROM SOUTHERN-AFRICA [J].
KRAMERS, JD .
EARTH AND PLANETARY SCIENCE LETTERS, 1979, 42 (01) :58-70
[7]   PRIMITIVE HELIUM IN DIAMONDS [J].
OZIMA, M ;
ZASHU, S .
SCIENCE, 1983, 219 (4588) :1067-1068
[8]   HE-3/HE-4 RATIO, NOBLE-GAS ABUNDANCE AND K-AR DATING OF DIAMONDS - AN ATTEMPT TO SEARCH FOR THE RECORDS OF EARLY TERRESTRIAL HISTORY [J].
OZIMA, M ;
ZASHU, S ;
NITOH, O .
GEOCHIMICA ET COSMOCHIMICA ACTA, 1983, 47 (12) :2217-2224
[9]  
OZIMA M, 1984, MATERIALS SCI EARTHS, P375
[10]   ORIGIN OF DIAMONDS IN OLD ENRICHED MANTLE [J].
RICHARDSON, SH ;
GURNEY, JJ ;
ERLANK, AJ ;
HARRIS, JW .
NATURE, 1984, 310 (5974) :198-202