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Most people believe that when the different radioisotope dating methods are used on the same rock unit they all yield the same age.
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Thus there is no reliable evidence to dispute that these metamorphosed basalt lava flows deep in Grand Canyon date back to the Creation Week only thousands of years ago.
And the K-Ar model "ages" are so widely divergent from one another (ranging from 405.1±10 Ma to 2574.2±73 Ma), even from very closely spaced samples from the same outcrop of the same original lava flow, as to be useless for "dating" any event.
The paper reports Rb-Sr isotopic data obtained by the authors on ore-hosting rocks from the Kairagach epithermal Au-Ag deposit in the Kurama ore district in the.… continue reading »
Rb-Sr isochron dating of late paleozoic epithermal ore-forming processes A case study of the Kairagach gold deposit, Kurama ore district, Central Tien Shan… continue reading »
A brief introduction to isochron dating methodology. The technique and related ones is widely used in isotope geology. and had one Rb-Sr isochron age.… continue reading »
Rubidium–strontium method. The radioactive decay of rubidium-87 87 Rb to strontium-87 87 Sr was the first widely used dating system that utilized the isochron.… continue reading »