====== Cpx-Opx: Fonarev, Graphchikov, 1991 <A> ======

IS NOT TO BE USED FOR (AL2O3+TIO2+MNO+NA2O) IN CPX >5 W.;

IS NOT TO BE USED FOR FE/(FE+MG+CA) IN CPX < 0.1;

=== Details ===

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

^ Article | <ref:fonarev1991b> |
^ Callibration |  |
^ Precision | ±50-100 °C |
^ Ranges | 900-1250 °C |
^ Renew sensors |  |

<use:sensors.t.cpx_opx_fonarev_graphchikov_1991_a>
<test:sensors.t.cpx_opx_fonarev_graphchikov_1991_a>

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

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

sensors.t.cpx_opx_fonarev_graphchikov_1991_a <- function(Cpx, Opx, P, usePFU=FALSE, ...){
    row_names <- paste0(Cpx$Name,"-", Opx$Name);

    if(!usePFU){
        Opx <- tpf.recalc_minaral("OPX",Opx);
        Cpx <- tpf.recalc_minaral("CPX",Cpx);
    }

    X <- (Cpx$Fe_p2_pfu + Cpx$Fe_p3_pfu) / (Cpx$Mg_pfu + Cpx$Fe_p2_pfu + Cpx$Fe_p3_pfu + Cpx$Ca_pfu + Cpx$Mn_pfu + Cpx$Al_c6_pfu + Cpx$Ti_pfu + Cpx$K_pfu + Cpx$Na_pfu);
    Y <- (Opx$Fe_p2_pfu + Opx$Fe_p3_pfu) / (Opx$Mg_pfu + Opx$Fe_p2_pfu + Opx$Fe_p3_pfu + Opx$Ca_pfu + Opx$Mn_pfu + Opx$Al_c6_pfu + Opx$Ti_pfu + Opx$K_pfu + Opx$Na_pfu);
    Z <- Cpx$Al2O3_wtp + Cpx$TiO2_wtp + Cpx$MnO_wtp + Cpx$Na2O_wtp;
    X2 <- (Cpx$Fe_p2_pfu + Cpx$Fe_p3_pfu) / (Cpx$Mg_pfu + Cpx$Fe_p2_pfu + Cpx$Fe_p3_pfu + Cpx$Ca_pfu);
    Y2 <- (Opx$Fe_p2_pfu + Opx$Fe_p3_pfu) / (Opx$Mg_pfu + Opx$Fe_p2_pfu + Opx$Fe_p3_pfu + Opx$Ca_pfu);
    OZ <- Opx$Al2O3_wtp + Opx$TiO2_wtp + Opx$MnO_wtp + Opx$Na2O_wtp;

    X <- ifelse(Z<OZ,X2,X);
    Y <- ifelse(Z<OZ,Y2,Y);

    A <-  - 15.9135 * X + 112.8452 * X^2 - 232.7006 * X^3 + 156.3120 * X^4 - Y * (1 - (0.5 - X) * 0.01 * P);
    B <- 44.2986 * X - 313.6564 * X^2 + 660.4657 * X^3 - 446.5655 * X^4;
    G <-  - 27.1202 * X + 212.7500 * X^2 - 462.5763 * X^3 + 316.4015 * X^4;
    M <- (2 * G * 1000 / ( - B + sqrt(B^2 - 4 * A * G))) - 273.15;

    T <- M;

    T <- ifelse(Z>5.0, T, NA);
    T <- ifelse(X<0.1, T, NA);

    T <- ifelse(T > 900 && T < 1250, T, NA);
    
    return(data.frame(Name=row_names,P=P,T_calc=T));
}

sensors.t.cpx_opx_fonarev_graphchikov_1991_a.args <- function(){
    ars <- list();
    ars$minerals <- c("Cpx", "Opx");
    ars$ranges <- c("P");
    return(ars);
}

#sensors.t.cpx_opx_fonarev_graphchikov_1991_a.test <- function(){
#
#}
</Code>

{{tag> tpf Cpx Opx AP_igroup fixed}}