Gold Nugget Claims (Old Dominion claims), Vallecito Creek Area, La Plata Co., Colorado, USA
|Latitude & Longitude (WGS84):||37° 30' 30'' North , 107° 30' 0'' West|
|Latitude & Longitude (decimal):||37.50834,-107.50000|
|Köppen climate type:||ET : Tundra|
Commodities (Major) - Copper
Development Status: Occurrence
Deposit Model: 85: Polymetallic veins
Host Rock Unit: Escabrosa Limestone
Host Rock: Conglomerate
Commodity ListThis is a list of exploitable or exploited mineral commodities recorded at this locality.
8 valid minerals.
Rock Types Recorded
Select Rock List TypeAlphabetical List Tree Diagram
Entries shown in red are rocks recorded for this region.
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
298.9 - 323.2 Ma
|Rico and Hermosa Fms|
Age: Pennsylvanian (298.9 - 323.2 Ma)
Stratigraphic Name: Rico Formation; Hermosa Formation
Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. 
1400 - 1600 Ma
|Mesoproterozoic intrusive rocks|
Age: Calymmian (1400 - 1600 Ma)
Lithology: Intrusive igneous rocks
Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529.