Can you help me with providing a program to calculate PbO vs. ThO2 isochorn?

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Daniel Müller

Hi Nasser, please have a look at the UISO program from Ludwig (1991) at the USGS website. You can find it under this name: UISO - a program for the calculation of 230Th-234U isochron ages. Here is the link: https://doi.org/10.3133/ofr93531

Nasser mourad mahdy

Thank you Prof. Daniel. But I need to calculate CHIME ThO2 vs. PbO of Monazite.

L. R. K. Perera

Dear Nasser,

Please refer to the following link:

https://www.researchgate.net/post/how_can_i_calculate_the_Th-U-Total_Pb_chemical_ages_from_electron-microprobe_data

Regards!

LRK

Thank you Prof. Perera,

I highly appreciate your help