Index No: NBM004520; Collected By: ; Sample Type: hand sample; Notes: Bleached, altered, slightly porphyritic quartz rich rhyolite, cut with chalcedonic veining, gossany pods, and areas minor hematite staining.
Summary
Index No: NBM004520; Collected By: ; Sample Type: hand sample; Notes: Bleached, altered, slightly porphyritic quartz rich rhyolite, cut with chalcedonic veining, gossany pods, and areas minor hematite staining.