the granite wash a few thoughts about the big picture l.
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The Granite Wash: A Few Thoughts About The Big Picture. G. Randy Keller . The Southern Oklahoma Aulacogen (SOA) is a major tectonic feature of global significance. Wichita. Amarillo index. The Southern Oklahoma aulacogen. The Late Precambrian Structural Framework.

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wichita amarillo index

The Southern Oklahoma

Aulacogen (SOA) is a

major tectonic feature

of global significance

Wichita. Amarillo index

The Southern Oklahoma aulacogen

afar vs soa triple junctions
Afar vs. SOA Triple Junctions

The scales are approximately the same

soa experiment index
SOA experiment index

UTD/UTEP

Refraction/WAR

Experiment

AMOCO Research Crew

21 large shots

crustal model derived by integrated analysis of seismic geologic and gravity data
Crustal model derived by integrated analysis of seismic, geologic, and gravity data

The mafic core of the Wichita uplift resides almost completely in the upper plate of the Mountain View thrust system

integrated model for the ne profile by diana smith
Integrated model for the NE profile (by Diana Smith)

North

A large mafic core and a nearly vertical fault on the north side of the uplift are required to fit the observed data.

european tectonics
European Tectonics

Let’s revisit the

classic analogy

with the

Dniepr-Donets

basin

pripyat dniepr donets basin
Pripyat-Dniepr-Donets-Basin

Devonian

rifting

Permian

reactivation

Late Cretaceous

inversion

The DOBRE Project

slide14

Major tectonic inversion that involved thrusting and strike-slip created the structures that were the source of the “Granite Wash”. A better understanding of these structures should help our efforts to exploit the “Granite Wash” and perhaps even find new fields.