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National Park - Minerva Terrace
of sign - Mammoth Hot Springs area trail at Yellowstone National
taken June 2008
view of sign
view of sign
delicate travertine formations around you were all created by hot springs
water. Heated by Yellowstone's volcano, water
trough buried limestone, then bubbles to the surface to deposit travertine.
in the late 1800s for the Roman goddess of art, Minerva Spring sculpted
Minerva Terrace. The spring sometimes flows
as show in this 1977 photograph. At other times it is completely dry,
illustrating the changing nature of Mammoth
Mountain, located two miles from here, is capped by more than one hundred
feet of travertine. Shaped by ancient hot
the mountaintop is now at rest, but new springs are reshaping neighboring
through a complex network of underground channels, hot springs water
often changes course. New channels form and
become blocked as minerals accumulate or dissolve. Earthquakes
also open or close cracks in the system.
Hot Springs is constantly changing. New springs flow - or old
springs may flow again - as others become dry. But for
than a century, the general level of activity has remained consistent.
on the sign
to the text there are several pictures of Minerva Terrace.
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