cinder cone

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cinder cone

n.
A steep, conical hill consisting of glassy volcanic fragments that accumulate around and downwind from a volcanic vent.
References in periodicals archive ?
Most volcanic centers consist of combinations of composite cones, domes, fissure vents, caldera, maars, bocas and cinder cones.
Haleakala silverswords--'ahinahina or "very gray" in Hawaiian--live only in a 2,500-acre area at the top of the Haleakala volcano, a moonscape pocked by cinder cones and spattered with volcanic bombs.
They are larger than cinder cones, rising up to 8,000 feet (2,438m).
Visitors can go 15 minutes down the road to Snow Canyon State Park to enjoy hiking and seeing the red rock formations, lava flows and extinct cinder cones.
UO geologists studied water and other elements they pulled from surface rocks on cinder cones surrounding Mount Lassen in California.
Consider our situation: On the inbound side were large marsh areas and a huge lake; outbound, lava fields and cinder cones.
The volcanic field includes over 600 Pliocene, Pleistocene, and Holocene volcanic vents, volcanoes, cinder cones, and their associated sheet deposits and lava flows (Tanaka et al.
Instead, the researchers think the bright spots could be ongoing lava flows stretching 25 km or so, a chain of cinder cones, or volcanic hot spots--any of which would provide proof that Venus is active today.
With some of the sharpest and strangest rock formations to pass, our heroes must deal with shredding tires, lava walls, cinder cones, and collapsed volcanic tunnels, all in the 50 degrees Celsius heat.
So visitors routinely climb the switchbacking road to the summit, pause briefly at an observation deck - peering out over the moonscape and the cinder cones of Ka Luu o ka Oo, Kamaolii and Puu o Maui - and beat it back down the mountain to a lounge chair, a mai tai and an ocean view.
Its slopes are an angular patchwork of snowfields, lava-strewn plains, basalt pinnacles, and looming cinder cones.
Napau: For hikers, this is a challenging all-day trip that takes you over hardened lava flows and through the rainforest while you awe over the lava trees, cinder cones and wildlife.