Photomicrographs - Wildcat Field (3 photos)

Well: Ohio KCLG-1

FRAME 3-0. Stevens sandstone from wildcat well (Ohio KCLG-1 7732'). Note extensive highly birefringent calcite cement: enclosing twinned plagiolase (center) and microcline (yellow-stained, upper left, lower left, lower right). Field of view 2.1mm. Crossed Nicols.

FRAME 3-1. Stevens sandstone from wildcat well (Ohio KCLG-1, 7732'). Note extensive highly birefringent calcite cement, some of which appears within biotite cleavage flakes (yellow-brown, center). Field of view 1.05mm. Crossed Nicols.

FRAME 3-2. Rio Bravo sandstone from wildcat well (Ohio KCLG-1, 10489'). Note albitic fracture fills within plagioclase (top center), carbonate rhomb (lower left), and siliceous to intermediate volcanic rock fragments. Field of view 1.05mm. Crossed Nicols.