National Park Service U.S. Department of the Interior

 

Results 1-10 of about 58 for: obsidian pool

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volume 14 • number 1 • winter 2006 - National Park Service

Obsidian Pool Prime: Obsidian Pool is a hot spring in the Mud Volcano region that has yielded enormous bacterial diversity, as shown by previous molecular

http://www.nps.gov/.../YS14%281%29.pdf

Yellowstone Science - National Park Service

Yellowstone Science A quarterly publication devoted to the natural and cultural sciences Volume 1 Number 4 Paleoindian Use of Obsidian The Gift of Mushroom Pool

http://www.nps.gov/.../vol1-4.pdf

Norris Vicinity Accessible Features - Yellowstone National ...

Visitors using wheelchairs can see the steam and colors of Porcelain Basin from the museum and view Emerald Pool nearby. ... Obsidian Cliff

http://www.nps.gov/.../norris-accessibility.htm

Inside Yellowstone, Short Videos on Park Features ...

The basin was named for the obsidian gravel that covers much of the area. Obsidian is formed when lava cools too quickly for ordered, ... Emerald Pool, Rainbow Pool ...

http://www.nps.gov/.../blacksandtranscript.html

NPS: Nature & Science» Geology Resources Division

Yellowstone National Park is a treasure ... In Black Sand Basin the bright colors of Sunset Lake and Emerald Pool ... Continuing north of Norris you pass Obsidian ...

http://www2.nature.nps.gov/.../yell

Geology - Yosemite National Park (U.S. National Park Service)

Yosemite is a glaciated landscape, ... The volcanic rocks outside the park include these same rocks as well as ash-flow tuff, rhyolite, pumice, obsidian, etc.

http://www.nps.gov/.../geology.htm

National Park Service: A Brief History of the National ...

In Yellowstone M. P ... Yellowstone National Park, at Emerald Pool. ... national parks and first tried at Obsidian Cliff in Yellowstone were an out-growth of ...

http://www.cr.nps.gov/.../kieley7.htm

"Oh, Ranger!" (Nature's Notes) - National Park Service

He then suddenly found himself face to face with Obsidian ... the grasshoppers disintegrate and the pools at the base of the walls of ice are dark brown in color ...

http://www.cr.nps.gov/.../chap7a.htm

NPS Publications: Tuzigoot - The Excavation and Repair of ...

Obsidian points occurred ... but neither material was in anything like the extensive general use for chipped tools that obsidian was. PECKED AND GROUND STONE POOLS ...

http://www.nps.gov/.../sec6.htm

Black Sand Basin - Upper Geyser Basin - Old Faithful ...

Black Sand Basin . Located about a mile north of the Old Faithful area, this geyser basin is named for the fine black sand derived from volcanic glass (obsidian).

http://mms.nps.gov/.../blacksand.htm