====== Grt-Opx: Dahl, 1980 ======
 
=== Details ===

<WRAP center round info 60%>
This sensor from [[:about_tpf|TPF]] collection
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^ Article |  |
^ Collibration |  |
^ Precision |  |
^ Ranges |  |
^ Renew sensors |  |

<use:sensors.t.grt_opx_dahl_1980>
<test:sensors.t.grt_opx_dahl_1980>

<WRAP center round todo 60%>
  * <del>заголовок</del>
  * краткое описание
  * статья
  * ссылка
  * карточка
  * подробное описание
  * <del>код</del>
  * тест
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=== Source ===
<Code linenums lang-r>
source("utilities_tpf.r");

sensors.t.grt_opx_dahl_1980 <- function(Grt, Opx, P, ...){
    Opx <- tpf.recalc_minaral("OPX",Opx);
    Grt <- tpf.recalc_minaral("GRT",Grt);

    X <- Grt$Fe_p2_pfu / (Grt$Mg_pfu + Grt$Ca_pfu + Grt$Mn_pfu + Grt$Fe_p2_pfu);
    Y <- Grt$Mg_pfu / (Grt$Mg_pfu + Grt$Ca_pfu + Grt$Mn_pfu + Grt$Fe_p2_pfu);
    Z <- Grt$Ca_pfu / (Grt$Mg_pfu + Grt$Ca_pfu + Grt$Mn_pfu + Grt$Fe_p2_pfu);
    K <- Grt$Mn_pfu / (Grt$Mg_pfu + Grt$Ca_pfu + Grt$Mn_pfu + Grt$Fe_p2_pfu);
    L <- Grt$Fe_p2_pfu / Grt$Mg_pfu;
    M <- Opx$Fe_p2_pfu / Opx$Mg_pfu;
    if (P>4.9) {
    if (P<8.9) {
    T <- ((1391 + 1509 * (X - Y) + 2810 * Z + 2855 * K) / (1.987 * log(L / M))) - 273;
    }
    }
    if (P<4.9) {
    warning(" IS NOT TO BE USED FOR P<4.9 KBAR");
    }
    if (P>8.9) {
    warning(" IS NOT TO BE USED FOR P>8.9 KBAR");
    }
    return(data.frame(Name=paste0(Grt$Name,"-", Opx$Name),P=P,T_calc=T));
}

sensors.t.grt_opx_dahl_1980.args <- function(){
    ars <- list();
    ars$minerals <- c("Grt", "Opx");
    ars$ranges <- c("P");
    return(ars);
}

#sensors.t.grt_opx_dahl_1980.test <- function(){
#
#}
</Code>

{{tag> tpf Grt Opx }}