Marble Falls Oil Play

Marble falls horizontal oil play developing in fort worth basin.

Marble falls oil play.

The modern marble falls play in the western edge of the fort worth basin is an exciting new unconventional oil and gas play. Consecutive balls give higher points. Some balls are special and will not care about colors. Westerly down dip wells produce oil and up dip wells produce gas.

The marble falls tight oil resource play is a prime example of a new highly economic play in a mature basin. Toward the end of 2013 oil drillers discovered the meramec formation and shifted their. 2021 oil demand forecast. The morrowan age marble falls formation mblf was deposited during incipient ouachita orogenesis during early subsidence of the fort worth basin and flexure of the bend arch.

Primary pay zone objective is marble falls lime at approximate depth of 2 650 to 2 700 look a like nearby field on trend produced 1 2 bcf per well from multiple marble falls wells and also production from other pay zones. In marble falls you need to avoid getting the lanes full with marbles. Prior to 2010 approximately 2 500 wells were completed in the marble falls formation. You get rid of them by lining up the colors of the hexagon against matching ball colors.

The bomb will remove all balls in play. There is a temptation to compare the marble falls play to the state of the barnett shale play along about 1989 but the marble falls is substantially different from that of the barnett. The early pennsylvanian marble falls formation has recently been determined to be a fractured carbonate reservoir much like the famous barnett shale. The ring arrow ball removes the whole first row.

As always the low resistive morrow like shale is found sandwiched between the overlying atokan marble falls formation with contact circa 5860 on the above left 1950 e log of the warren oil 1 cable smith in far northwestern jack county putnam survey a 465 and the underlying chesterian barnett or forestburg formations 5910. The decline curve analysis is a visual process designed to analyze decreasing production rates and predict future events in oil and gas fields. The rock has poor primary porosity and according to jim henry a consulting geologist in the area the true marble falls of the fwb is an impure calcareous rock that contains a large amount of silica in the form of sponge spicules quartz sand and shale. Horizontal exploitation of the stack oil play commenced in 2007 in the cana woodford with major extraction operations taking place in payne and logan counties.

It is starting out to be more about oil than gas and since it is somewhat shallower it will be less expensive to develop.