Mapped Quads (0)
Surrounding Unmapped Quads (1)
Colorado Counties (2)
Sand and Gravel (4)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Dimension Stone (5)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Crushed Stone (6)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Clay, Claystone, and/or Clay Shale (7)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Silica (8)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Placer Gold (9)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Decomposed Granite (10)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Gypsum (11)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Limestone and/or Dolomite (12)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Pegmatite (13)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Peat (14)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Rare Earth Elements (15)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Evaporite Salts (16)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Corundum (17)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Graphite (18)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Fluorite (19)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Vermiculite (20)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Perlite (21)
| 0 - Unknown or No Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Sulfur (22)
| 0 - Unknown or No Potential |
| 2 - Medium Potential |
| 3 - High Potential |
Other Volcanic Material/Ash (23)
| 0 - Unknown or No Potential |
| 1 - Low Potential |
| 2 - Medium Potential |
| 3 - High Potential |
|