Mineral Resources
Online Spatial Data
National Mineral Resource Assessment 1998
Mineral assessment tracts in Rio Blanco county, Colorado
CR09: Porphyry Cu (17)
(Middle Tertiary)
, covers 3 % of this area
90%
50%
10%
5%
1%
0
0
1
2
8
CR31: Hot-spring Au-Ag (25a)
(Tertiary)
, covers 15 % of this area
90%
50%
10%
5%
1%
0
0
0
1
2
CR33: Sediment-hosted Cu, redbed (30b.2)
(Pennsylvanian - Permian)
, covers 8 % of this area
90%
50%
10%
5%
1%
0
1
2
4
5