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Keystone and Hard Times Mine, Detroit Mining District (Drum Mining District; Joy Mining District), Drum Mts, Juab Co., Utah, USAi
Regional Level Types
Keystone and Hard Times MineMine
Detroit Mining District (Drum Mining District; Joy Mining District)Mining District
Drum MtsMountain Range
Juab Co.County
UtahState
USACountry

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Key
Latitude & Longitude (WGS84):
39° 33' 38'' North , 113° 2' 15'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Sutherland165 (2011)39.6km
Hinckley695 (2017)40.9km
Deseret353 (2011)44.9km
Delta3,482 (2017)45.8km


REF:Analytical Data:: SRC.REF: COMPANY REPORT APRIL 1916
Deposit:: EVERTS, M.L., 1980, UT. GEOL. & MIN. SURVEY, ON SITE INVESTIGATION
Deposit:: CRANE, G.W., 1934, HOLDINGS OF UTAH CENTRAL MINES COMPANY: COMPANY REPORT.
Deposit:: 1920 RECON BUTLER, USGS PP
Commodities (Major) - Copper, Gold; (Minor) - Silver
Deposit Type: Replacement
Development Status: Past Producer
Host Rock Unit: Limestone A
Structure: Keystone Fault, Drum Mtns Homocline
Host Rock: Limestone
Tectonic Structure: Sevier Orogenic Belt

Regions containing this locality

North America PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

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


Mineral List


2 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Gold
Formula: Au
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Malachite
Formula: Cu2(CO3)(OH)2
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Gold1.AA.05Au
Group 5 - Nitrates and Carbonates
Malachite5.BA.10Cu2(CO3)(OH)2

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Gold1.1.1.1Au
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Malachite16a.3.1.1Cu2(CO3)(OH)2

List of minerals for each chemical element

HHydrogen
H MalachiteCu2(CO3)(OH)2
CCarbon
C MalachiteCu2(CO3)(OH)2
OOxygen
O MalachiteCu2(CO3)(OH)2
CuCopper
Cu MalachiteCu2(CO3)(OH)2
AuGold
Au GoldAu
USGS MRDS Record:10011402
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