Slide Number: BH250-130a
Number of slides: 6
Rock: Pyroclastic rock (Welded Tuff), Found in Geo Labs, possibly collected in the 90's in Utah, Colorado
Major minerals: Sandine, Quartz, Glass
Minor minerals: Biotite, Fe Oxides
Photomircrographs:
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18
