Field Assignment
-
Upload
xristian10 -
Category
Travel
-
view
203 -
download
1
description
Transcript of Field Assignment
![Page 1: Field Assignment](https://reader036.fdocuments.us/reader036/viewer/2022070316/555b5140d8b42a16758b50b5/html5/thumbnails/1.jpg)
West Shore of Lake Tahoe
By: Christian SimentalGeology 10307/23/2011
![Page 2: Field Assignment](https://reader036.fdocuments.us/reader036/viewer/2022070316/555b5140d8b42a16758b50b5/html5/thumbnails/2.jpg)
Location
Taylor Creek & Tallac Historic Site
Both located off oh Hwy 89 USDA Forest Service Land
Tons of Resources & History Found in Both Locations
![Page 3: Field Assignment](https://reader036.fdocuments.us/reader036/viewer/2022070316/555b5140d8b42a16758b50b5/html5/thumbnails/3.jpg)
TrailsRainbow Trail & Tallac Site Trail
- Half a mile walk - 1 mile of both on paved ground. paved and flat
dirt roads.-Underground water chamber. - 3 historic estates
built in 1800’s - 1900’s
![Page 4: Field Assignment](https://reader036.fdocuments.us/reader036/viewer/2022070316/555b5140d8b42a16758b50b5/html5/thumbnails/4.jpg)
ObservationsVolcanic Peak
Mt. Pluto Elevation: 8,617 ft.
Changes/Facts:
• Mt. Pluto is an extinct volcano and was active back 2 million years ago
• Was one of the volcanoes that helped form the Lake Tahoe Basin
![Page 5: Field Assignment](https://reader036.fdocuments.us/reader036/viewer/2022070316/555b5140d8b42a16758b50b5/html5/thumbnails/5.jpg)
ObservationsPlants
Bull Thistle Non-Native
• Known as the Bull Thistle
• Not native to the basin
• Very similar to the Anderson Thistle which is native to basin
• Stem can be as long as 2 to 5 ft. long
![Page 6: Field Assignment](https://reader036.fdocuments.us/reader036/viewer/2022070316/555b5140d8b42a16758b50b5/html5/thumbnails/6.jpg)
ObservationsGranite Rock
• These rocks are found almost everywhere you look around the sites
• Common occuring type of intrusive and igneous rock
• Are formed by slowly cooling pockets of magma that were trapped beneath earths surface.
![Page 7: Field Assignment](https://reader036.fdocuments.us/reader036/viewer/2022070316/555b5140d8b42a16758b50b5/html5/thumbnails/7.jpg)
ObservationsMetamorphic Rocks
• Metamorphic Rocks begin to form at 12-16 kilometers under the surface
• Deformed & Chemically changed due to different temperatures and pressures.
![Page 8: Field Assignment](https://reader036.fdocuments.us/reader036/viewer/2022070316/555b5140d8b42a16758b50b5/html5/thumbnails/8.jpg)
ObservationsHorse Tail
-Horse tail has been here since the dinosaurs
- Can measure up to 30 meters tall
- Site is covered with them
![Page 9: Field Assignment](https://reader036.fdocuments.us/reader036/viewer/2022070316/555b5140d8b42a16758b50b5/html5/thumbnails/9.jpg)
ObservationJeffrey Pines
• Trees around site are about 400 years old
• Dangerous for the basin when fire is occurring
• Were not clear cut when the comstock lode.
![Page 10: Field Assignment](https://reader036.fdocuments.us/reader036/viewer/2022070316/555b5140d8b42a16758b50b5/html5/thumbnails/10.jpg)
Resources
“Facts about Lake Tahoe”. Lake Tahoe Data Clearing House. Web.
Forest Service. “US Forest Service”. Web. 24 July 2011.
Sierra Nevada Virtual Museum. Web. 24 July 2011.