Ti-in-biotite geothermometer for ilmenite- or rutile-bearing crustal metapelites.
Reference | Chun-Ming Wu, Hong-Xu Chen Revised Ti-in-biotite geothermometer for ilmenite- or rutile-bearing crustal metapelites, 2014 [ref] |
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Collibration | 300 natural rutile- or ililmenite-bearing metapelites collected worldwide. |
Precision | ± 65 °C |
Ranges | P < 20 kbar, 500 °C < T < 800 °C |
Renew sensors |
Для улучшения этой статьи следует:
source('recalc_bt_tindle.r'); sensors.t.bt_wu_chen <- function(Bt, P=3, usePFU = FALSE, ...){ if (!usePFU) Bt <- recalc.bt_tindle(Bt); Ln_Tcalc = 6.313 + 0.224*(log(Bt$Ti_pfu)) - 0.288*log(log(Bt$Fe_pfu)) - 0.449*log(Bt$Mg_pfu)+ 0.15*(P/10); Tcalc = exp(Ln_Tcalc); return (data.frame(Name=Bt$Name, P_seq=P, T_calc_Bt_Putirka=Tcalc)); } sensors.t.bt_wu_chen.args <- function() { ars <- list(); ars$minerals = c('Bt'); ars$ranges = c('P'); return(ars); }