Water towers, Bastrop, TX (vertical)
Elevated water towers near Bastrop, Texas (190805-3)
Download Image
Pennsylvanian crinoid stem, TX
Cross-section of crinoid stem in Pennsylvanian Marble Falls Limestone, Pedernales Falls State Park, south-central Texas. (190804-109)
Download ImagePennsylvanian crinoid stem, TX (Pan)
Cross-section of crinoid stem in Pennsylvanian Marble Falls Limestone, Pedernales Falls State Park, south-central Texas. (190804-107)
Download ImagePothole eroded into limestone (vertical)
Pothole eroded into Pennsylvanian limestone on the Pedernales River, Texas -formed by scouring of the bedrock during floods. (190804-106)
Download ImagePothole eroded into limestone, Texas
Pothole eroded into Pennsylvanian limestone on the Pedernales River, Texas -formed by scouring of the bedrock during floods. (190804-101)
Download ImagePothole eroded into limestone (vertical)
Pothole eroded into tilted Marble Falls Pennsylvanian limestone on the Pedernales River, Texas -formed by scouring of the bedrock during floods. (190804-106)
Download ImagePotholes eroded into limestone, Texas
Potholes eroded into tilted Marble Falls Pennsylvanian limestone on the Pedernales River, Texas -formed by scouring of the bedrock during floods. (190804-94)
Download ImageStrike of tilted Pennsylvanian limestone, TX
Tilted Pennsylvanian Marble Falls limestone and the Pedernales River, Texas. Intersection of the water and the beds defines strike. (190804-90)
Download ImagePedestal of weathering granite, Texas
Pedestal of weathering granite on the sloping edge of Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in S-central, Texas. Note the exfoliation blocks on the side of the dome. (190804-80)
Download ImageDetached block of exfoliating granite, Texas
Exfoliation blocks on the sloping edge of Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in S-central, Texas. (190804-75)
Download ImageExfoliation of granite dome near Austin, TX
Exfoliation blocks on the sloping edge of Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in S-central, Texas. (190804-71)
Download ImageExfoliation of granite dome near Austin, TX
Exfoliation blocks on the sloping edge of Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in S-central, Texas. (190804-69)
Download ImageExfoliation of granite dome near Austin, TX
Exfoliation blocks on the sloping edge of Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in S-central, Texas. (190804-61)
Download ImageGranite domes in Texas Hill Country
Sloping edge of Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in S-central, Texas. (190804-59)
Download ImageGranite domes in Texas Hill Country
Sloping edge of Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in S-central, Texas. (190804-57)
Download ImageBlocks on sloping edge of granite dome, Texas
Sloping edge of Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in S-central, Texas. (190804-46)
Download ImageBlocks on sloping edge of granite dome, Texas
Sloping edge of Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in S-central, Texas. (190804-42)
Download ImageDry tinaja on granite, Texas
Dry tinaja on top of Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in S-central, Texas. (190804-35)
Download ImageGranite dome in Texas Hill Country
Sloping side of Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in S-central, Texas. (190804-14)
Download ImageEnchanted Rock, Texas, a granite dome
Hikers on Enchanted Rock, an isolated dome (monadnock) of Proterozoic (1.05 Ga) granite in south-central, Texas. (190804-14)
Download Image