Lithology      Rhyolite
Sample#        AP-960-134
Chemistry
SiO2           72.38
Al2O3          14.63
Fe             2.32
CaO            0.10
TiO2           0.35
MnO            0.06
K2O            4.17
MgO            0.28
Na2O           3.71
P2O5           0.06
PPC            1.96
X-Ray Diffraction
               Quartz
               Plagioclase, Potassium Feldspar
               Mica
