Grt-Crd: Lavrenteva, Perchuk, 1981

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source("utilities_tpf.r");

sensors.t.grt_crd_lavrenteva_perchuk_1981 <- function(Grt, Crd, P, ...){
    Grt <- tpf.recalc_minaral("GRT",Grt);
    Crd <- tpf.recalc_minaral("CRD",Crd);

    X <- Grt$Mg_pfu / (Grt$Mg_pfu + Grt$Mn_pfu + Grt$Fe_p2_pfu + Grt$Fe_p3_pfu);
    Z <- Crd$Mg_pfu / (Crd$Mg_pfu + Crd$Mn_pfu + Crd$Fe_p2_pfu + Crd$Fe_p3_pfu);
    K <- (Z / (1 - Z)) * ((1 - X) / X);
    T <- (3126 + 0.0178 * (P * 1000 - 6000)) / (log(K) + 1.287) - 273;
    warning(" ACCURACY +/-11 C");
    return(data.frame(Name=paste0(Crd$Name,"-", Grt$Name),P=P,T_calc=T));
}

sensors.t.grt_crd_lavrenteva_perchuk_1981.args <- function(){
    ars <- list();
    ars$minerals <- c("Grt", "Crd");
    ars$ranges <- c("P");
    return(ars);
}

#sensors.t.grt_crd_lavrenteva_perchuk_1981.test <- function(){
#
#}