====== Grt-Cpx: Powell, 1985 <B> ======
 
=== 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_cpx_powell_1985_b>
<test:sensors.t.grt_cpx_powell_1985_b>

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  * <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_cpx_powell_1985_b <- function(Grt, Cpx, P, ...){
    Grt <- tpf.recalc_minaral("GRT",Grt);
    Cpx <- tpf.recalc_minaral("CPX",Cpx);

    X <- (Grt$Fe_p2_pfu + Grt$Fe_p3_pfu) / Grt$Mg_pfu;
    Y <- (Cpx$Fe_p2_pfu + Cpx$Fe_p3_pfu) / Cpx$Mg_pfu;
    Z <- Grt$Ca_pfu / (Grt$Ca_pfu + Grt$Mg_pfu + Grt$Fe_p2_pfu + Grt$Fe_p3_pfu);
    T <- (2790 + 10 * P + 3140 * Z) / (1.735 + log(X / Y)) - 273.15;
    warning(" IN GRT X(CA)=CA/(CA+MG+FE) - (FONAREV ET AL.,1989)");
    return(data.frame(Name=paste0(Cpx$Name,"-", Grt$Name),P=P,T_calc=T));
}

sensors.t.grt_cpx_powell_1985_b.args <- function(){
    ars <- list();
    ars$minerals <- c("Grt", "Cpx");
    ars$ranges <- c("P");
    return(ars);
}

#sensors.t.grt_cpx_powell_1985_b.test <- function(){
#
#}
</Code>

{{tag> tpf Cpx Grt }}