Characterization of the Missisissippian Osage Chat in South-Central Kansas
Click here to start
Table of Contents
Characterization of the Missisissippian Osage Chat in South-Central Kansas
Distribution of Mississippian chat fields in Kansas
Overview
Stratigraphic section of upper Devonian, Mississippian, and Pennsylvanian Systems
Plate Tectonics During Carboniferous
3rd and 4th Order Cycles During Mississippian
Paleogeographic map during Osage
Mississppian Subcrop
Major Depositional Characteristics
Depositional Settings for Siliceous Sponge-Microbe Reef Mounds
Late Silurian Reef Mound Community
Major Lithofacies
Spivey-Grabs Field Logs
1. Chert conglomerate
2. Autoclastic chert with clay
3. Autoclastic chert
4. Nodular-bedded chert
5. Cherty dolomite mudstone 6. Argillaceous dolomite mudstone
7. Bioclastic wacke/grainstone
SEM Robbins #1-36 - 4856 ft
Post-deposition
Mississippian Structure and Lineaments
Bouguer gravity
Total Magnetic Field Intensity
Isopach map of Late Devonian-Early Mississippian clastics
Isopach map of Mississippian Carbonates
Isopach map of the Cowley Formation
Isopach map of the chat
NW-SE Stratigraphic Cross Section through Spivey-Grabs Field
NW-SE Structure cross section
Resistivity Index NW-SE Stratigraphic cross section
Field examples
Hardtner Field and Lineaments
Rhodes Field and Lineaments
Nichols Field and Lineaments
Spivey-Grabs Field and Lineaments - Mississippian Chert Thickness
Spivey-Grabs Field and Lineaments - Top of Mississippian
Spivey-Grabs Field and Lineaments - better developed chat
Donald Field - Lithofacies and Structure Map - Osage Chert
Mississppian Subcrop
Reservoir Petrophysical Properties and Wireline Log Response
Histogram of core porosities for four fields in chat
Permeability versus porosity for whole core
Permeability versus porosity for core plugs
Air permeability versus porosity for normalized whole core and plugs for four chat fields
Insitu Klinkenberg permeability versus principal pore throat diameter
Capillary pressure curves Glick Field
Imbibition water-oil relative permeability
Relative gas permeability versus water saturation
Archie cementation exponent (m) versus porosity
Cementation exponent (m) versus depth
PfEFFER Super-Pickett Plot
Excellent Chat Reservoir
Cowley Formation, Aetna Field
Conclusions
Conclusions
Table 1 Oil and Gas production from fields producing from Mississippian chat in south-central Kansas as of May 1999
Table 2 Characteristics of chat reservoirs in study area
Hardtner Field
Glick Field
Download presentation source