Calibration of the Jurassic time scale
Current time scales disagree on age estimates for Jurassic stage boundaries and carry large uncertainties. The U-Pb or ⁴⁰Ar-³⁹Ar dating of volcaniclastic rocks of precisely known biochronologic age is the preferred method to improve the calibration. Eighteen new U-Pb zircon dates were obtained on...
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| Format: | Others |
| Language: | English |
| Published: |
2009
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| Online Access: | http://hdl.handle.net/2429/7429 |