Photomicrographs - North Coles Levee Field (3 photos)

Well: NCL 28-29

FRAME 3-30. Stevens sandstone from North Coles Levee field (NCL 28-29, 8971'). Note primary porosity and secondary porosity after plagioclase (lower left) infilled by pink epoxy. Field of view 2.lmm. Plane light.

FRAME 3-31. Stevens sandstone from North Coles Levee field (NCL 28-29, 8971'). Note partially dissolved plagioclase (upper right and left center). Field of view 2.lmm. Crossed Nicols.

FRAME 3-32. Stevens sandstone from North Coles Levee field (NCL 28-29, 8991.5'). Note abundant twinned plagioclase (center, upper left), and pore-filling kaolinite (mottled, low birefringence in lower to center left). Field of view 2.lmm. Crossed Nicols.