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Proportions of light minerals

QuartzSiO218081.4%
OrthoclaseKAlSi3O83716.7%
AlbietNaAlSi3O831.4%
Oligoclase – AnorthiteNaAlSi3O8 – CaAl2Si2O810.5%
  221100.0%

Proportions of heavy minerals

Brown tourmaline (Dravite)Na(Mg,Fe,Mn,Li,Al)3Al6[SiO18](BO3)3(OH,F)418575.8%
Blue tourmaline (Elbait)Na(Mg,Fe,Mn,Li,Al)3Al6[SiO18](BO3)3(OH,F)462.5%
ZirconZrSiO483.3%
AndalusiteAl2O[SiO4]2811.5%
Hornblende(Ca,Na)2–3(Mg,Fe,Al)5(Al,Si)8O22(OH,F)2114.5%
Tremolitic amphiboleCa2Mg5Si8O22(OH)210.4%
ClinozoisiteCa2Al.Al2O.OH[SiO7][SiO4]31.2%
Staurolite(Fe2+Mg)2(AlFe3+)9O6[SiO4](O,OH)220.8%
Total 244100.0%

Pie chart of translucent heavy minerals

Pictures of heavy mineral grain mount

Zircon
Zircon
Andalusite
Andalusite