The Texas blackland prairie
soils are a black, alkaline, calcium-saturated clay, sometimes referred
to as "gumbo," which developed from the Austin chalk formation
and the volcanic ash that adulterated those carbonates as they were
deposited in the shallow Cretaceous-age seas.
Murals line Mary Cliff road on the eastern edge of Twelve Hills (the
western edge of Rosemont Elementary)
"We abuse the land because we regard it as a commodity belonging to us. When we see land as a community to which we belong, we may begin to use it with love and respect." - Aldo Leopold