Colorado’s Arapahoe Basin Ski Area is being sold to Alterra Mountain Company, which owns more than a dozen North American ski resorts and the popular multi-mountain Ikon Pass. Arapahoe Basin’s parent ...

Jonathan S. Miller, Matthew T. Heizler, Calvin F. Miller, Timing of Magmatism, Basin Formation, and Tilting At the West Edge of the Colorado River Extensional Corridor: Results From Single‐Crystal ...

DENVER, November 19, 2024--Today, Alterra Mountain Company has announced the closing of the purchase of Arapahoe Basin in Colorado, expanding Alterra’s portfolio of unique, complementary ...

Mineral Ages Show Blue Mountain Rocks Related To Klamath, Sierra Nevadas Date: October 31, 2007 Source: University of Oregon Summary: New evidence, based on mineral dating, suggests that rocks of ...