---

Activity

2009

• CONTRASTING MIDDLE AND UPPER CRUSTAL DETACHMENT FAULT HYDROTHERMAL SYSTEMS: VALHALLA COMPLEX, BRITISH COLUMBIA AND THE SOUTHERN WHITE PINE RANGE, NEVADA
  T12 Detachment Dynamics: Heat, Deformation, and Fluids in Extensional Systems
  Sunday, 18 October 2009

  8:00 AM - 12:00 PM

  A107/108/109

---

2001

• THE ROLE OF OPHIOLITE STUDIES IN CONSTRAINING SEAWATER CIRCULATION AND ALTERATION OF MODERN OCEANIC CRUST
  T96 Ophiolites as Problem and Solution in the Evolution of Geological Thinking II
  Tuesday, 6 November 2001

  1:30 PM - 5:30 PM

---

Date Unknown

• EVIDENCE FROM A SHEARED TONALITE PLUTON IN THE EASTERN PENINSULAR RANGES MYLONITE ZONE (EPRMZ), CALIFORNIA FOR INFILTRATION OF HIGH-18O, HIGH D/H WATERS, PROBABLY DERIVED AT DEPTHS >20KM BY DEHYDRATION OF ALTERED OCEANIC CRUST
  150 Geochemistry Other (Posters): Hydrothermal and Igneous Geochemistry