1000-MILLION-YEAR-OLD MINERALS FROM THE EASTERN UNITED-STATES AND CANADA

[1] RADIOACTIVE AGES OF MINERALS FROM THE BROWN DERBY MINE AND THE QUARTZ CREEK GRANITE NEAR GUNNISON, COLORADO [J]. JOURNAL OF GEOPHYSICAL RESEARCH, 1956, 61 (02): : 215 - 232

[2] ALDRICH LT, 1958, T AM GEOPHYS UNION, V39, P1124

[3] BASS MN, 1960, J GEOL

[4] COLLINS CB, 1954, B GEOL SOC AM, V65, P1

[5] CUMMING GL, 1955, P GEOLOGICAL ASS CAN, V7, P27

[6] ELLSWORTH HV, 1932, CAN DEPT MINES EC GE, V11

[7] HALF-LIFE AND BETA-SPECTRUM OF RB-87 [J]. PHYSICAL REVIEW, 1959, 116 (03): : 744 - 748

[8] CHRONOLOGY OF MAJOR METAMORPHIC EVENTS IN THE SOUTHEASTERN UNITED-STATES [J]. AMERICAN JOURNAL OF SCIENCE, 1959, 257 (08) : 585 - 603

[9] LOWE KE, 1950, B GEOL SOC AM, V61, P137

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

[1] RADIOACTIVE AGES OF MINERALS FROM THE BROWN DERBY MINE AND THE QUARTZ CREEK GRANITE NEAR GUNNISON, COLORADO [J]. JOURNAL OF GEOPHYSICAL RESEARCH, 1956, 61 (02): : 215 - 232

[2] ALDRICH LT, 1958, T AM GEOPHYS UNION, V39, P1124

[3] BASS MN, 1960, J GEOL

[4] COLLINS CB, 1954, B GEOL SOC AM, V65, P1

[5] CUMMING GL, 1955, P GEOLOGICAL ASS CAN, V7, P27

[6] ELLSWORTH HV, 1932, CAN DEPT MINES EC GE, V11

[7] HALF-LIFE AND BETA-SPECTRUM OF RB-87 [J]. PHYSICAL REVIEW, 1959, 116 (03): : 744 - 748

[8] CHRONOLOGY OF MAJOR METAMORPHIC EVENTS IN THE SOUTHEASTERN UNITED-STATES [J]. AMERICAN JOURNAL OF SCIENCE, 1959, 257 (08) : 585 - 603

[9] LOWE KE, 1950, B GEOL SOC AM, V61, P137

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