Name: Rhyolite
Type: Rock
Class: Igneous
Subclass: Felsic
Particle Size: Solid
Sample No.: AP-938-91
Owner: United States Geological Survey, L. C. Rowan
Wavelength Range: All
Origin: Iberian Pyrite Belt, Spain
Collection Date: N/A
Description: Rhyolite, fresh, blue-graySample was Whole Rock Chips. Original ASTER Spectral Library name was usgs.perknic.rock.igneous.felsic.solid.rhy91.spectrum.txt
Lithology      Rhyolite
Sample#        AP-938-91
Chemistry
SiO2           76.90
Al2O3          12.10
Fe             2.00
CaO            0.10
TiO2           0.14
MnO            0.02
K2O            3.49
MgO            0.40
Na2O           3.67
P2O5           0.02
PPC            1.20
X-Ray Diffraction
               Quartz, Plagioclase
               Mica
               Chlorite
