Spectrum Normalized Raman spectrum of $CaCO_3$ calcite acquired with a 532 nm laser Spectrum Normalized Raman spectrum of $CaCO_3$ aragonite acquired with a 514 nm laser Spectrum Normalized Raman spectrum of $MgCa(CO_3)_2$ dolomite acquired with a 532 nm laser Spectrum Normalized Raman spectrum of $MgCO_3$ magnesite acquired with a 514 nm laser Spectrum Normalized Raman spectrum of $FeMnMgCO_3$ siderite acquired with a 532 nm laser Spectrum Normalized Raman spectrum of $Ca(Fe,Mg,Mn)(CO_3)_2$ ankerite acquired with a 532 nm laser