RMAG On the Rocks Field Trip to the White Cloud Pegmatite

Title: RMAG On the Rocks Field Trip to the White Cloud Pegmatite, South Platte District, Jefferson County, Colorado Publication: The Outcrop, September 2007, p. 5 Date: September 29, 2006 Leader: Pete Modreski, USGS, Denver, CO A Beautiful Fall Field Trip in the Foothills A one-mile hike along the Colorado Trail will take us to an inactive … More RMAG On the Rocks Field Trip to the White Cloud Pegmatite

RMAG On the Rocks Field Trip, September 5, 2009

Title: RMAG On the Rocks Field Trip Date: Saturday, September 5, 2009 Publication: The Outcrop, August 2009, p. 6 Dinosaur Trails in Purgatory The RMAG Sept. 5th 2009 field trip will visit the Purgatoire “Picketwire” Dinosaur Tracksite in SE Colorado with Martin Lockley (CU Denver) and Bruce Schumacher (USDA Forest Service, La Junta Office). The Picketwire … More RMAG On the Rocks Field Trip, September 5, 2009

On-The-Rocks Field Trip – September 2001

Trip Title: Bouncing Boulders, Rising Rivers and Sneaky Soils: A Primer to Geologic Hazards Along Colorado’s Front Range Trip Leaders: David C. Noe, James M. Soule, and Karen A. Berry, Colorado Geological Survey Date: Saturday, September 8, 2001 Announced in: The Outcrop, August 2001, p. 13 The Front Range Urban Corridor between Boulder and Golden contains an astonishing … More On-The-Rocks Field Trip – September 2001

“On-the-Rocks” Field Trip Proterozoic Geology of the Front Range

Title: “On-the-Rocks” Field Trip Proterozoic Geology of the Front Range Leaders: Jack Reed and Bruce Bryant, USGS Date: Saturday, August 11, 2001 Publication: The Outcrop, July 2001, p. 17-18 The oldest rocks in the Front Range are apparently the products of arc-magmatism and sedimentation in arc-related basins which were part of an extensive terrane that was … More “On-the-Rocks” Field Trip Proterozoic Geology of the Front Range

“On-the-Rocks” Field Trip Geology Along the Mineral Belt Trail, Leadville, Colorado

Title: “On-the-Rocks” Field Trip Geology Along the Mineral Belt Trail, Leadville, Colorado Leader: Charles G. Patterson, Ph.D. Date: Saturday, August 4, 2001 Publication: The Outcrop, July 2001, p. 16-17 This scenic 12-mile loop traverses one of the most famous mining districts in the world. Outcrops are scarce, as the bedrock geology is mostly overlain by glacial moraine, but … More “On-the-Rocks” Field Trip Geology Along the Mineral Belt Trail, Leadville, Colorado

“On-the-Rocks” Field Trip The Cripple Creek Gold Mining District

Title: “On-the-Rocks” Field Trip The Cripple Creek Gold Mining District, Teller County, Colorado Trip Leader: Marc Melker, Mine Geologist, Cresson Gold Mine Date: Saturday, July 21, 2001 Publication: The Outcrop, July 2001, p. 15-16 Discovered in 1891 by a cowpoke named Bob Womack, described as a “part-time cowboy, full-time drinker”, the Cripple Creek mining district has produced … More “On-the-Rocks” Field Trip The Cripple Creek Gold Mining District