Deep Cut Guide

Gravels and alluviums

Pleistocene, younger than 781,000 years. 29 crags on this site have their map point on it.

What the map says

Includes Broadway and Louviers Alluviums Lithology: unconsolidated gravel.

1:500,000 sheet: Horton and others, 2017, U.S. Geological Survey Data Series 1052 (29 crags). A contact line at that scale is about 500 m wide on the ground.

Served by Macrostrat (CC BY 4.0). The wording is the map's own, quoted as a fact about the mapped unit, not about any one wall.

Durango

Gunnison

Carbondale Area

Leadville

Steamboat Springs

Crestone

Denver Metropolitan Area Bouldering and Buildering

Eagle/Vail/Minturn/Red Cliff

Silverton area

Every mapped unit with a crag on it.