Characterization of Mississippian Osage Chat in South-Central Kansas

Kansas Geological Survey Open-file Report 2002-50

Table of Contents

Panel 1	Panel 2	Panel 3
Introduction Distribution of Mississippian chat fields in Kansas Oil and gas production from fields producing from Mississippian chat Stratigraphic section Paleogeographic & pre-Pennsylvanian subcrop of Mississippian strata Regional Mississippian Isopachous Maps Structural contour map on top of the Mississippian Characteristics of chat reservoirs in study area Cross-sections Spivey-Grabs Field	Rock Petrophysics Lithofacies and Petrofacies Core and thin sections Modified Pickett crossplot (PfEFFER) Porosity and Permeability Porosity and Grain Density Capillary Pressure	Electrical Resistivity Field Examples Phillips 4-3 Bates Oxy-USA 1-B Sooter Aetna Field Gulf 4-4 School Trust Hardtner Field Shell 1-32 Robbins Glick Field Nichols Field Conclusions, References, Acknowledgements