====== Opx-Cpx: Mercier, 1984 <B> ======

ONLY FOR LHERZOLITES AND HARZBURGITES, EQ.5 (discarding the questionable data points below/at 5 kbar)

=== Details ===

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

^ Article | <ref:mercier1984> |
^ Callibration | 51 reversed experimental data in the CMS system, plus additional data in the CMAS system and for some selected natural samples |
^ Precision |  |
^ Ranges | 5-30 kbar, 800-1400 °C |
^ Renew sensors |  |

<use:sensors.p.opx_cpx_mercier_1984_b>
<test:sensors.p.opx_cpx_mercier_1984_b>

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

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

sensors.p.opx_cpx_mercier_1984_b <- function(Opx, Cpx, usePFU=FALSE, ...){

    row_names = paste0(Cpx$Name,"-", Opx$Name);

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

    CO <- Opx$Ca_pfu;
    NO <- Opx$Na_pfu;
    CC <- Cpx$Ca_pfu;
    NC <- Cpx$Na_pfu;
    CAOP <- CO / ((1 - NO) * (1 - NC));
    CACP <- CC / ((1 - NO) * (1 - NC));
    KF <- CAOP / (1 - CACP);
    P <- 10.73 / (KF + 0.028) - 16.5;

    return(data.frame(Name=row_names,P_calc=P));
}

sensors.p.opx_cpx_mercier_1984_b.args <- function(){
    ars <- list();
    ars$minerals <- c("Opx", "Cpx");
    ars$ranges <- c();
    return(ars);
}

#sensors.p.opx_cpx_mercier_1984_b.test <- function(){
#
#}
</Code>

{{tag> tpf Cpx Opx AP_igroup fixed}}