Glen Rose Formation

 

 

 

 

 

 

 

 

 

First 1.5 meters of the Glen Rose Formation that was assigned to log.  (Jacob Staff is 1.5m)

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Second half of the assigned logging section of the Glen Rose Formation.  This photo shows the formation at .5m to 2.2m from the base of the assigned section.  (Jacob staff is 1.5m tall.)

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Upper section of the Glen Rose Formation below the contact with the Walnut Formation.   (Jacob staff is 1.5m tall)

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Close up of GR-5 marker of the Glen Rose Formation.  (Length between the ticks on the Jacob staff are 20cm.)

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Close up of the GR-8 marker on the Glen Rose Formation.  (Length between the ticks on the Jacob staff are 20cm.)

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Close up of the breccia 20 to 40 cm from the base of the logging section of the Glen Rose Formation.  (Quarter for scale.)

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Stromatolite layer (?) of the Glen Rose Formation, 2.2m above the base of the logging section.   (Length between the ticks on the Jacob staff are 20cm.)

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Stromatolite layer (?) of the Glen Rose Formation, 2.2m above the base of the logging section.   (Length between the ticks on the Jacob staff are 20cm.)

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Stromatolite heads (?) 2.2m above the top of the logging section in the Glen Rose Formation.   (Quarter for scale.)

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Rudist 2.9m above the top of the logging section of the Glen Rose Formation.   (Quarter for scale.)

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Intraclasts that contain mudcracks 1.6m above the top of the logging section of the Glen Rose Formation.   (Quarter for scale.)

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Borings on the top of the Glen Rose Formation, probably by pholad bivalves.  (Quarter for scale.)

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