====== Grt-Opx: Mercier, 1980 <A> ======
 
=== Details ===

<WRAP center round info 60%>
This sensor from [[:about_tpf|TPF]] collection
</WRAP>

^ Article |  |
^ Collibration |  |
^ Precision |  |
^ Ranges |  |
^ Renew sensors |  |

<use:sensors.t.grt_opx_mercier_1980_a>
<test:sensors.t.grt_opx_mercier_1980_a>

<WRAP center round todo 60%>
  * <del>заголовок</del>
  * краткое описание
  * статья
  * ссылка
  * карточка
  * подробное описание
  * <del>код</del>
  * тест
</WRAP>

=== Source ===
<Code linenums lang-r>
source("utilities_tpf.r");

sensors.t.grt_opx_mercier_1980_a <- function(Grt, Opx, ...){
    Opx <- tpf.recalc_minaral("OPX",Opx);

    A <- (Opx$Al_c4_pfu + Opx$Al_c6_pfu - Opx$Na_pfu) / 2;
    W <- Opx$Ca_pfu / (Opx$Ca_pfu + Opx$Mg_pfu + Opx$Fe_p2_pfu + Opx$Fe_p3_pfu + Opx$Mn_pfu);
    FCR <- Opx$Cr_pfu / (Opx$Al_c4_pfu + Opx$Al_c6_pfu + Opx$Cr_pfu - Opx$Na_pfu);
    MG <- Opx$Mg_pfu;
    XKW <- 11.976 * W / (1 - 2 * W);
    if (XKW<0.3785) {
    XKA <- A * (1 - A) * (6.004 - 3.025 * MG - 0.702 * log(XKW)) / (1 - 0.63 * FCR)^2;
    D <- log(XKA) * log(XKW) - 6.2079 * log(XKW) + 2.2595 * log(XKA) + 31.037;
    T <- (53754 - 3168.1 * log(XKW)) / D - 273.15;
    }
    if (XKW>0.3785) {
    XKW <- 14.93 * W / (1 - 2 * W);
    XKA <- A * (1 - A) * (6.004 - 3.025 * MG - 0.702 * log(XKW)) / (1 - 0.63 * FCR)^2;
    D <- log(XKA) * log(XKW) - 6.2079 * log(XKW) + 2.2595 * log(XKA) + 31.037;
    T <- (53754 - 3168.1 * log(XKW)) / D - 273.15;
    }
    return(data.frame(Name=paste0(Opx$Name),T_calc=T));
}

sensors.t.grt_opx_mercier_1980_a.args <- function(){
    ars <- list();
    ars$minerals <- c("Grt", "Opx");
    ars$ranges <- c();
    return(ars);
}

#sensors.t.grt_opx_mercier_1980_a.test <- function(){
#
#}
</Code>

{{tag> tpf Opx }}