True and brittle micas composition, Tischendorf, 2007

True and brittle micas: composition and solid-solution series.

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require('ggplot2');
source('recalc_ms_tpf_realc0.r');
 
classifydiag.micas_tischendorf <- function (wtp_data, annotate=T, labels=F, ...)
{  
ds <- selectNames(recalc.ms_tpf_realc0(wtp_data),c('Name','Mg_pfu','Li_pfu','Fe_pfu','Al_c4_pfu'));
 
pts <- data.frame(Name=ds$Name,
                  X=ds$Mg_pfu-ds$Li_pfu,
                  Y=ds$Fe_pfu-ds$Al_c4_pfu);
                  
emembers <- data.frame(Label=c('ann','','pol','hyp-mus','mus','eas','phl','sid'),
                     X=c(0,-1,-2,0,0,2,3,0),
                     Y=c(3,2,-1,-3,-1.8,-1,0,1));
 
lines <- data.frame(X1 = c( 0, -1, -2,    0,   2, 3),
                    Y1 = c( 3,  2, -1,   -3,  -1, 0),
                    X2 = c(-1, -2,  0,    2,   3, 0),
                    Y2 = c( 2, -1, -3,   -1,   0, 3));  
 
marks  <- data.frame(Label=c("Phlogopite-\n-Annite", "Siderophyllilte-\n-Ploylithionite", "Muscovite\n(Celadonite)"),
                     X=c(1, -0.25, 0),
                     Y=c(2, 0.5, -1.25));
 
limits <- c(-2,3,-3,3);
 
 
labels <- c("Li <-> Mg", "Al_iv <-> Fe_tot");
  
ret <- c();
 
ret$type <- "diagram";
ret$points <- pts;
ret$limits <- limits;
ret$marks <- rbind(marks,emembers);
ret$lines <- lines;
ret$labels  <- labels;
 
return(ret);
}