Page 31 - 2005 DT 12 Issues

GEOLOGY . . . Nevada and Red Rock Canyon are Desert Trumpet
storehouses of geology. Talk geology with visitors; take the Desert Editor

Trumpet Geology 101 quiz. (Do not fail this one, Pilgrim!) Barbara Wolin

Contributing Writers
by Chuck Kleber Louis C. Kleber
Jack Ryan
1. Igneous rocks are formed by molten material, consisting of solids and gases Barbara Wolin
under the earth’s surface. T ( ) F ( ) H. Dan Wray

Publishers
2. The study of deformation and movement of the earth’s crust is called Norm Kresge
(a) Tectonics, (b) Magmology, (c) Crustaceanology Barbara Wolin

3. The official state fossil of Nevada is (a) Stegasaurus, Intern
(b) Brachiosaurus, (c) Ichthyosaur. Norman Wolin

4. Metamorphic rock is rock that has been altered from its original structure by The Desert Trumpet is published
pressure, heat or chemically active fluids. T ( ) F ( ) monthly by and for FORRC members. State-
ments, opinions and points of view expressed
by writers are their own and do not necessar-
5. The Keystone Thrust Fault in Red Rock Canyon ily reflect those of FORRC. Please submit
extends along the crest of the Red Rock escarpment all articles, photos and artwork NLT the15th
of each month by calling 515-5350. If you
for (a) 7 miles, (b) 13 miles, (c) 21 miles are interested in becoming part of the Desert
Trumpet staff, contact Editor at 256-8043 or
6. Limestone is composed of igneous rock FORRC News @cox.net
FORRC is a non-profit 501 (c) (3)
T ( ) F ( ) organization dedicated solely to the welfare
of the Red Rock Canyon National Conser-
7. Those layers of rock you see are within vation Area. FORRC provides volunteers
the realm of (a) Platinology, (b) Geostrata, and funding for projects including envi-
ronmental education, teacher workshops,
(c) Stratigraphy natural resource protection, cultural resource
monitoring, hike programs and other ser-
8. Paleontology deals with (a) Oil deposits, (b) Climate change, vices. Annual individual membership is
$25.00 General meetings are held four times
(c) Fossils a year; Board meetings are held on the sec-
ond Tuesday of each month at the Red Rock
9. Marble is metamorphosed limestone T ( ) F ( ) Canyon Visitor Center, unless otherwise
posted. Messages may be left at 255-8743.
Visit our website at www.friendsofredrock-
10. The branch of geology that deals with the nature and origin of surface canyon.org
landforms (mountains, valleys, etc.) is called (a) Geomorphology,
(b) Metrology, (c) Magmology.
Red Rock Day, April 2
11. Red Rock Canyon was formed by a glacier T ( ) F ( )
Come to the Canyon and bring
12. The Calico Hills formations are mainly (a) Paiute Sandstone, (b) Iron your friends. Help restore storm
Bauxite, (c) Aztec Sandstone damage, remove invasive
plants, help with painting, install
13. Most of Nevada’s gold and silver deposits were formed during this period trash containers, hand out
(a) Tertiary, (b) Jurassic, (c) Cretaceous. information, help set up or clean
up . . . there are lots of projects
14. Nevada’s crust is being pulled apart, causing valleys to drop in relation to to choose from. Registration
mountains T ( ) F ( ) begins at 8 a.m. at the Homer
Morgan Pavilion, Red Rock
15. The oldest rocks in Nevada, at least 2 ½ million years old, are (a) Igneous, Canyon Visitor Center. Lunch
(b) Metamorphic, (c) Sedimentary will be served.
Answers on page 3
FORRC/April 2005 Page 7