Analysis

Pb²⁰⁸(ppm)

Th²³²(ppm)

U²³⁸(ppm)

²⁰⁷Pb/²³⁵U

²⁰⁷Pb/²³⁵U

²⁰⁶Pb/²³⁸U

²⁰⁶Pb/²³⁸U

²⁰⁶Pb/²³⁸U

²⁰⁶Pb/²³⁸U

²⁰⁶Pb/²³⁸U

Ratio

1sigma

Ratio

1sigma

rho

Age (Ma)

1sigma

D3040-01

14.65033

1528.632

2260.319

0.043943

0.00289

0.005134

0.000102

0.302924

33.01

0.66

D3040-02

9.799698

1155.264

1443.219

0.050489

0.003237

0.005288

0.000129

0.381245

33.99

0.83

D3040-03

14.24424

2053.685

2010.114

0.043505

0.002886

0.005158

9.35E-05

0.273282

33.16

0.59

D3040-04

11.94986

2059.049

1458.176

0.05476

0.003537

0.005534

0.000131

0.366261

35.57

0.84

D3040-05

10.84528

2057.308

1195.38

0.063353

0.004872

0.005658

0.000136

0.31254

36.37

0.87

D3040-06

17.02011

2644.693

2144.219

0.064602

0.021976

0.005623

0.000129

0.067479

36.15

0.83

D3040-07

12.89563

2380.865

1483.793

0.059688

0.004225

0.00551

0.000118

0.302127

35.42

0.76

D3040-08

25.95246

4098.383

3384.354

0.039216

0.002783

0.005395

8.52E-05

0.222596

34.68

0.55

D3040-09

14.54671

2730.602

1717.967

0.054281

0.003984

0.00552

0.000139

0.343916

35.49

0.89

D3040-10

16.69095

2871.069

2116.21

0.037267

0.002379

0.005409

0.000107

0.308925

34.78

0.68

D3040-11

16.27824

1945.669

2261.743

0.042286

0.00263

0.005459

0.000105

0.310456

35.09

0.68

D3040-12

7.360483

1109.859

987.5484

0.064442

0.004879

0.005286

0.000142

0.354787

33.99

0.91

D3040-13

36.20878

4929.371

5180.57

0.036263

0.001762

0.005171

7.06E-05

0.281017

33.25

0.45

D3040-14

8.134559

1234.51

1086.606

0.065244

0.004836

0.0054

0.000139

0.346835

34.71

0.89

D3040-15

19.06864

2254.579

2763.802

0.042029

0.002462

0.005299

0.000106

0.343097

34.07

0.68

D3040-16

8.426888

1107.267

1066.506

0.065125

0.005115

0.005553

0.000133

0.305762

35.7

0.86

D3040-17

8.404376

1534.609

978.8746

0.05871

0.005173

0.005527

0.000149

0.306481

35.53

0.96

D3040-18

7.782352

1194.681

973.1426

0.069853

0.005176

0.005557

0.000156

0.379662

35.73

1.00

D3040-19

7.291674

1344.531

805.5561

0.070355

0.005261

0.00572

0.000175

0.409717

36.77

1.12

D3040-20

5.361463

646.2131

631.2081

0.125003

0.010359

0.005575

0.000191

0.412802

35.84

1.22

D3040-21

11.82434

1953.44

1482.203

0.045168

0.003

0.005543

0.000113

0.307989

35.63

0.73

D3040-22

9.443721

1213.706

1218.785

0.051239

0.003497

0.005543

0.000121

0.319349

35.64

0.77

D3040-23

6.981069

1238.82

887.2303

0.06633

0.005731

0.005408

0.000162

0.345943

34.77

1.04

D3040-24

7.94966

1528.52

978.1448

0.0715

0.007659

0.005261

0.000139

0.246281

33.83

0.89