General formula: 
	K(Mg,Fe)3(OH,F)2
N° standard / mount: 028 / Tubes
	Standard elements: Al Fe K Mg Si 
	Mineral class: Silicates
	Group: Micas
	
	
	Comments: 
	
	
	Lots of small grains, most seem homogeneous, 1 heterogeneous, lighter inclusions (titanite)





