====== Grt-Opx: Bertrand, Sotin, 1986 <A> ======
 
=== Details ===

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This sensor from [[:about_tpf|TPF]] collection
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<use:sensors.t.grt_opx_bertrand_sotin_1986_a>
<test:sensors.t.grt_opx_bertrand_sotin_1986_a>

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  * <del>заголовок</del>
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  * <del>код</del>
  * тест
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=== Source ===
<Code linenums lang-r>
source("utilities_tpf.r");

sensors.t.grt_opx_bertrand_sotin_1986_a <- function(Grt, Opx, P, ...){
    Opx <- tpf.recalc_minaral("OPX",Opx);
    Grt <- tpf.recalc_minaral("GRT",Grt);

    X <- Opx$Ca_pfu;
    Y <- Opx$Al_c4_pfu + Opx$Al_c6_pfu + Opx$Cr_pfu - 0.82 * Opx$Na_pfu;
    A <- Grt$Ca_pfu / (Grt$Fe_p2_pfu + Grt$Fe_p3_pfu + Grt$Mg_pfu + Grt$Ca_pfu + Grt$Mn_pfu);
    B <- (Grt$Fe_p2_pfu + Grt$Fe_p3_pfu) / (Grt$Fe_p2_pfu + Grt$Fe_p3_pfu + Grt$Mg_pfu);
    C <- (Grt$Al_pfu + Grt$Cr_pfu) / 2;
    K <- (1 - X)^2 * Y / (1 - A)^3 / C^2;
    T <- (25134 + 994.17 * P + 20835 * B^2 + A * (1 - A) * (0.147 - A) * (6440535 - 149065.4 * P)) /      (23.177 - 8.314 * log(K)) - 273.15;
    warning(" ONLY FOR GARNET PERIDOTITES");
    return(data.frame(Name=paste0(Grt$Name,"-", Opx$Name),P=P,T_calc=T));
}

sensors.t.grt_opx_bertrand_sotin_1986_a.args <- function(){
    ars <- list();
    ars$minerals <- c("Grt", "Opx");
    ars$ranges <- c("P");
    return(ars);
}

#sensors.t.grt_opx_bertrand_sotin_1986_a.test <- function(){
#
#}
</Code>

{{tag> tpf Grt Opx }}