Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Lower Arkansas River Placers, Nathrop, Chaffee County, Colorado, USAi
Regional Level Types
Lower Arkansas River PlacersGroup of Placers
Nathrop- not defined -
Chaffee CountyCounty
ColoradoState
USACountry

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Latitude & Longitude (WGS84):
38° 44' 15'' North , 106° 3' 56'' West
Latitude & Longitude (decimal):
38.73750,-106.06555
GeoHash:
G#: 9wus67vqm
GRN:
N26W60
Type:
Group of Placers
Köppen climate type:
Dfc : Subarctic climate
Nearest Settlements:
PlacePopulationDistance
Johnson Village246 (2011)8.9km
Buena Vista2,760 (2017)13.0km
Smeltertown120 (2011)21.6km
Salida5,467 (2017)23.3km
Maysville135 (2011)24.6km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Columbine Gem and Mineral SocietySalida, Colorado23km
Mindat Locality ID:
110806
Long-form identifier:
mindat:1:2:110806:7
GUID (UUID V4):
0


REF:Deposit:: PARKER, B.H., JR., 1974, GOLD PLACERS OF COLORADO: COLORADO SCHOOL OF MINES QUARTERLY, V. 69, NO. 4, P. 84-88.
Deposit:: TWETO, OGDEN, STEVEN, T.A., HAIL, W.J., JR., MOENCH, R.H., 1976, PRELIMINARY GEOLOGIC MAP OF THE MONTROSE 10 X 20 QUADRAN
Commodities (Major) - Gold
Deposit Type: Placer
Development Status: Occurrence
Host Rock Unit: Granodiorite
Structure: N-Trending Faults, Arkansas Valley Graben, Sawatch Range
Host Rock: Gravel
Tectonic Structure: Central Cordillera (Southern Rocky Mountains)

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Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


1 valid mineral.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

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Alphabetical List Tree Diagram

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘGold1.AA.05Au

List of minerals for each chemical element

AuGold
Auⓘ GoldAu

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
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