Geological History of Crater Lake Crater Lake National Park 1912

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Geological History of Crater Lake

Crater Lake National Park

J. S. Diller, United States Geological Survey

Department of the Interior

1912

02 Geological History of Crater Lake

03 The first Geological Survey party visited the lake in 1883

04 Crater Lake is deeply set in the summit of the Cascade Range

06 Within the park, approaching the lake from any side

07 The first point to fix our fascinated gaze is Wizard Island

08 In addition to the strong contrast between the outer and inner slopes

09 A feature that is particularly impressive

10 The Mazamas held a meeting in August, 1896

12 As the boat skirts the western shore

13 Proceeding eastward from Llao Rock

15 At times of volcanic eruption

16 There is another important feature

17 The glaciation and structure of the rim

18 In figure 22 is given a section of Crater Lake and its rim

19 The caldera is completely inclosed

20 It has been suggested, but perhaps not in serious thought

21 Given the caldera with water-tight walls

Other pages in this section

The Geology and Petrography of Crater Lake National Park, 1902

Pumice Deposits of the Klamath Indian Reservation, Klamath County, Oregon

Volcano and Earthquake Hazards in the Crater Lake Region, Oregon

Soil Survey of Crater Lake National Park, Oregon

The Geology of Crater Lake National Park, Oregon by Howell Williams 1942

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