Geologists led by Gordon Haxel (US Geological Survey) - blue-white shirt, examining oceanic peridotite exposed in the Orocopia Schist at Cemetery Ridge in southwestern Arizona.
AZGS geologists on-site include Jon Spencer (not shown), Charles Ferguson and Brad Johnson.
To view or download a geologic map of Cemetery Ridge, https://library.azgs.arizona.edu/item/AGCM-1673973533754-321 .
Photographer: Jon Spencer
Photo Date: circa 2012