Photo Album

1
Senior University Geology Field Trip November 5,
2009 Stillhouse Hollow Lake and Golden Brown Acres
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125 million year old rocks youll see today
Austin Limestone 800 feet thick
Stops 49
Buda Reef (60)
Stop 2
Del Rio shale (60)
Georgetown Limestone (100)
Stop 3
Stops 15
Edwards Limestone 300 feet thick
Reefs
Stop 6
Comanche Peak
Walnut Limestone
Stop 8
Glen Rose Limestone 300 feet thick
Fig. 2
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Sun City
I-35
Williams Drive
Lake Georgetown
Stop 3
Stop 1
Route 29
Georgetown
I-35
Inner Loop
Stop 2
4
I-35
Lunch
Route 190
Stop 8
Stillhouse Hollow Lake
Stop 7
Stop 6
Stop 5
Glen Rose Limestone
I-35
Stop 9
Edwards Limestone
Stop 4
Austin Limestone
Georgetown Limestone
Buda Reef ridge
I-35
5
Golden Brown Acres
Nolan Creek
Overlook stop
Spillway stop
Waterfall stop
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Fossils you may stumble over today
Bryozoa (sea moss)
Stromatolites (Algae)
Brachiopods (symmetrical shells)
Gastropods (snails)
Pelecypods (clams) (asymmetrical shells)
Corals
Cephalopods Ammonites
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Our cast of characters
Photo by Aubrey
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Babs Cape Lady who does all the work!
Photo by Aubrey
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Sandi
Photo by Rocky
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Rocky man with camera
Photo by Aubrey
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Sparky best driver weve ever had!
Photo by Rocky
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What shall I tell them this is?!
Photo by Vivian Davis
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Now this is the way it is
Photo by Rocky
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At the D. B. Wood Rd outcrop
Photo by Rocky
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Now this is the way it is
Photo by Rocky
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Yes, its that old!
Photo by Aubrey
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Top of an Edwards reef
Photo by Aubrey
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Top of an Edwards reef
Photo by Aubrey
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Looking for Aragonite
Photo by Rocky
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Looking for Aragonite
Photo by Aubrey
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Aragonite a cave cavity deposit
Photo by Rocky
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On the Balcones Fault
Photo by Rocky
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A model geologist
Photo by Aubrey
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Then it was tipped this way
Photo by Rocky
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And then erosion made this present-day
topography really!

Photo by Aubrey
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Still-House Hollow Dam
Photo by Rocky
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Still-House Hollow Dam and Stilling Basin
Photo by Rocky
Photo by Rocky
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Off to Limestone Ridge Falls
Photo by Rocky
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On the way to Limestone Ridge Falls
Photo by Rocky
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On the way to Limestone Ridge Falls
Photo by Aubrey
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On the way to Limestone Ridge Falls
Photo by Rocky
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Limestone Ridge Falls
Photo by Vivian Davis
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Limestone Ridge Falls
Photo by Rocky
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Limestone Ridge Falls
Photo by Rocky
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Its all because of the resistant Comanche Peak
limestone layer
Photo by Rocky
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Limestone Ridge Falls
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Photo by Rocky
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Georgetown on Edwards limestones Still-House
Hollow Lake spillway
Photo by Rocky
Photo by Rocky
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Georgetown Limestone
Edwards Limestone
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Would you believe, drape over a buried reef?
Photo by Rocky
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Getting to know you
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What in the world are they up to?
Photo by Rocky
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The Edwards reef aquifer recharge zone
Photo by Rocky
44
Now hear this
Photo by Rocky
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Not a fossil yet
Photo by Rocky
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Wheres the fault?
Photo by Rocky
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Wheres the fault?
Photo by Rocky
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Wheres the fault?
Photo by Rocky
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Park Superintendant, Todd Spive
Photo by Rocky
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Still-house Hollow Lake overlook
Photo by Aubrey
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Still-house Hollow Lake overlook shelter
Photo by Rocky
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How the dam was made impervious core of clay
contained by walls of blocks of limestone
rubble
Photo by Rocky
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Photo by Rocky
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Catered to perfection!
Photo by Rocky
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Our final destination Golden Brown Acres on
Nolan Creek
Photo by Rocky
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Fossils galore
Photo by Rocky
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Fossils galore
Photo by Rocky
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Photo by Rocky
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First things first!
Photo by Rocky
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First things first!
Photo by Rocky
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First things first!
Photo by Rocky
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Lunch on the trailer
Photo by Vivian Davis
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Golden Brown Acres
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On the way to Nolan Creek, the hard way
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Tell me about it when you get back
Photo by Rocky
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On the way to Nolan Creek, the easy way
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What in the world is this thing?
Photo by Rocky
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Look at all those critters!
Photo by Rocky
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Hold on, reinforcements are on the way
Photo by Rocky
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Now, wheres that creek?
Photo by Rocky
71
Two brave souls cool man
Photo by Aubrey
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Made it across
Photo by Aubrey
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More brave souls
Photo by Aubrey
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Bus bound
Photo by Rocky
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Best transport in the country
Photo by Aubrey
76
Traveling with a few close friends
Photo by Aubrey
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Traveling with a few close friends
Photo by Aubrey
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Traveling with a few close friends
Photo by Aubrey
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Photo by Rocky
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Photo by Rocky
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Photo by Aubrey
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Photo by Aubrey
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Photo by Aubrey
84
Photo by Rocky
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Photo by Aubrey