It was perfectly symmetrical, a steep, white cone with sharply sloping sides.

One of these features is the gryphon, which is a steep, short cone that gives off mud.

They nearly met with disaster coming down the slippery backside of one steep cone.

She hissed and drove on, up Echus, toward the steep volcanic cone of Tharsis Tholis.

Looking up, I saw the very fellow of the downward vision; it had, of course, the effect of looking into a very steep cone.

He never saw the steep, blood-colored cone of Ascraeus Mons; it was lost in the dust along with everything else.

The winged fruit is 9-14 mm in diameter, their wings inserting below the middle, the tepal lobes forming a steep cone.

Amy was terrified, and regarded the human persons trekking single-file down the steep inner cone to be mad.

I looked up and down the slope at the tumble of rocks that formed a narrow, steep cone projecting from a notch in the mountain face above.

The island of Saba rises from the Caribbean Sea in a steep jungle-covered cone of rock.