Which of the following best describes Shiprock, a famous volcanic feature in New Mexico?

Question

Quizplus · Accepted Answer

Shiprock is the eroded remains of a volcanic pipe and radiating dikes. It is a monadnock, a geological formation that remains standing after erosion has removed the softer rock around it. Shiprock is made up of igneous rock, including a central volcanic neck, which is the solidified magma-filled vent of an extinct volcano, and radiating dikes, which are vertical and sheetlike intrusions that intersect the volcano's central vent.

Which of the Following Best Describes Shiprock, a Famous Volcanic