Grt-Bt: Perchuk, 1989

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source("utilities_tpf.r");

sensors.t.grt_bt_perchuk_1989 <- function(Grt, Bt, P, ...){
    Bt <- tpf.recalc_minaral("BT",Bt);
    Grt <- tpf.recalc_minaral("GRT",Grt);

    X <- Bt$Mg_pfu / (Bt$Mg_pfu + Bt$Fe_p2_pfu + Bt$Fe_p3_pfu + Bt$Mn_pfu);
    Y <- Grt$Mg_pfu / (Grt$Mg_pfu + Grt$Fe_p2_pfu + Grt$Fe_p3_pfu + Grt$Mn_pfu);
    K <-  - log(Y * (1 - X) / (1 - Y) / X);
    T <- (3946.6 + 0.0124 * (P * 1000 - 6000)) / (K + 2.868) - 273;
    warning(" CAN BE USED ONLY FOR 350<T(C)<700.");
    return(data.frame(Name=paste0(Grt$Name,"-", Bt$Name),P=P,T_calc=T));
}

sensors.t.grt_bt_perchuk_1989.args <- function(){
    ars <- list();
    ars$minerals <- c("Grt", "Bt");
    ars$ranges <- c("P");
    return(ars);
}

#sensors.t.grt_bt_perchuk_1989.test <- function(){
#
#}