GEOLOGICAL AGE - THE EXTREME ANTIQUITY OF PEGMATITES FROM MANITOBA

[1] AHRENS LH, T GEOL SOC S AFR

[2] AHRENS LH, IN PRESS

[3] A mass spectrographic determation of the isotope abundalice and of the atomic weight of rubidium [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1938, 60 : 691 - 693

[4] EKLUND S, 1946, ARK MAT ASTRON FYS A, V33, P79

[5] GOODMAN C, 1941, B GEOL SOC AM, V52, P537

[6] A REVISED ESTIMATE OF THE AGE OF THE EARTH [J]. NATURE, 1947, 159 (4030) : 127 - 128

[7] KHLOPIN VG, 1938, B ACAD SCI URSS SMN, P499

[8] The couple Rb-87-Sr-87 and the isobar rule. [J]. NATURWISSENSCHAFTEN, 1937, 25 : 189 - 191

[9] MATTAUCH J, 1947, ANGEW CHEM A, P37

[10] The isotopic constitution of lead and the measurement of geological time III [J]. PHYSICAL REVIEW, 1941, 60 (02): : 112 - 116

[1] AHRENS LH, T GEOL SOC S AFR

[2] AHRENS LH, IN PRESS

[3] A mass spectrographic determation of the isotope abundalice and of the atomic weight of rubidium [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1938, 60 : 691 - 693

[4] EKLUND S, 1946, ARK MAT ASTRON FYS A, V33, P79

[5] GOODMAN C, 1941, B GEOL SOC AM, V52, P537

[6] A REVISED ESTIMATE OF THE AGE OF THE EARTH [J]. NATURE, 1947, 159 (4030) : 127 - 128

[7] KHLOPIN VG, 1938, B ACAD SCI URSS SMN, P499

[8] The couple Rb-87-Sr-87 and the isobar rule. [J]. NATURWISSENSCHAFTEN, 1937, 25 : 189 - 191

[9] MATTAUCH J, 1947, ANGEW CHEM A, P37

[10] The isotopic constitution of lead and the measurement of geological time III [J]. PHYSICAL REVIEW, 1941, 60 (02): : 112 - 116