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2017 GCAGS/GCSSEPM ANNUAL CONVENTION
November 1–3, 2017
Marriott Rivercenter Hotel
101 Bowie St., San Antonio, Texas

Hosted by the South Texas Geological Society

Field Trips

This year’s GCAGS Field Trips will all feature the Cretaceous in Central Texas.

Here are the usual admonitions. Dress appropriately for the variable weather in San Antonio in November. Wear sturdy shoes and bring a hat and sun screen. A 50% discount for students will be offered to a limited number of registered students on a “first come – first in” basis. This student discount is funded by the local Society of Professional Earth Scientists chapter (SIPES).

All trips will depart PROMPTLY at the indicated departure time and return to the Marriott Rivercenter. All transportation will be provided with toilet equipped buses. Water will be provided or bring you own soft drinks.

If you have special needs or have last minute issues, please contact Tom Fett at medinalake@msn.com or by cell at 210 289-7128.

 

Field Trip:  Canyon Lake Gorge (Sponsorship Available)

Trip Leaders:  Lyle Baie, David Ferrill, and Tom Fett
Date: 
Wednesday, November 1, 2017
Time:  Depart 9:00am – Return 3:00pm
Cost:  $100 for registrants and $50 for students (Student slots are limited so sign up soon!) (box lunch included)
Field Trip Description:  The “Canyon Lake Gorge” Field Trip will provide access to excellent exposures of the Cretaceous Glen Rose Formation at the recently (2002) exposed area below the Spillway at Canyon Lake. It will feature the Stratigraphic, Structural, and Aquifer Characteristics of this exposure.  Highlights include: Dinosaur Tracks, numerous Glen Rose Fossils (collecting is not allowed, so they are still laying around everywhere), interesting aspects of the Hidden Valley Fault, and a quick look at the Edwards Person / Kainer contact. See https://canyongorge.org/ for more information.

Note:  The trip is moderately strenuous, especially in the event of rain.

 

 

 

 

Field Trip:  Upper Cretaceous Sands of the Eagle Pass Area (Sponsorship Available)

Trip Leaders:  Tom Ewing and Tom Fett
Date:
  Two days:  Friday, November 3, and Saturday, November 4, 2017
Time:  Depart Friday 3:30pm - Return Saturday 6:00pm
Cost:  $250 for registrants and $125 for students (Students slots are limited so sign up soon!) (includes room & meals)
Field Trip Description:  The "Upper Cretaceous Sands of the Eagle Pass Area” Field Trip will provide a detailed look at the Upper Cretaceous Sands, including the Escondido, Olmos and San Miguel. Along the way we will look at the Austin Chalk and the Anacacho Lime, as well as Igneous (“Serpentine”) Intrusions in the area.  Some of the highlights of this day & a half trip will include:  a good look at various Clastic Depositional Environments, numerous beautifully exposed Sedimentary Structures, the Chittim Arch, the Knippa “Serpentine” plug, and classic Austin Chalk fractures. Along the way, numerous historically important places along the “Camino Real” between San Antonio and Eagle Pass will be discussed.

Note:  The trip will involve some easy walks. Single room occupancy included in price. The night will be spent at the Hampton Inn in Eagle Pass (830 757-5565).

 

Field Trip:  Austin Chalk and Eagle Ford Shale in San Antonio (Sponsorship Available)

Trip Leader:  John Cooper
Date:
  Saturday, November 4, 2017
Time:  Depart 9:00am – Return 4:00pm
Cost:  $100 for registrants and $50 for students (Student slots are limited so sign up soon!) (box lunch included)
Field Trip Description:  The "Austin Chalk and Eagle Ford Shale in San Antonio” Field Trip will provide a good look at the full Austin Chalk section in the San Antonio area, with several newly examined outcrops. It will include nicely exposed underlying Austin Chalk contacts with the Eagle Ford Shale and the overlying Taylor Formation. Highlights will include a look at the complete Austin Chalk section in the San Antonio area with an analysis with the correlation to the classic Durham 1957 thesis on the Austin Chalk in the Austin area. We will see nearly 500’ of beautifully exposed, easily accessible Buda Lime/ Eagle Ford Shale / Austin Chalk. One of the Eagle Ford Shale / Austin Chalk contact exposures is newly examined. Numerous fractures, faults and karst features will be exposed as well.

Note:  The trip is moderately strenuous, especially in the event of rain.

 

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