Cleopatra Group

The Cleopatra Group is a lead, zinc, antimony, gold, copper, and silver mine located in King county, Washington.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Name: Cleopatra Group

State:  Washington

County:  King

Elevation:

Commodity: Lead, Zinc, Antimony, Gold, Copper, Silver

Lat, Long: 47.63556, -121.45889

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.


Satelite image of the Cleopatra Group

Cleopatra Group MRDS details

Site Name

Primary: Cleopatra Group
Secondary: Cleopatra
Secondary: Aces Up;


Commodity

Primary: Lead
Primary: Zinc
Primary: Antimony
Primary: Gold
Primary: Copper
Primary: Silver


Location

State: Washington
County: King
District: Miller River


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Northern Cascade Mountains


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Name: Tonalite
Role: Host
Age Type: Host Rock
Age Young: Miocene


Analytical Data

Not available


Materials

Ore: Sphalerite
Ore: Jamesonite
Ore: Chalcopyrite
Ore: Tetrahedrite
Gangue: Pyrite
Gangue: Quartz
Gangue: Sericite
Gangue: Kaolinite


Comments

Comment (Deposit): THE CLEOPATRA GROUP OF DEPOSITS IS IN ROCKS OF THE SNOQUALMIE BATHOLITH, NORTHERN PHASE, WHICH CONSISTS OF GRANODIORITE AND TONALITE AND IS LIGHT COLORED, MEDIUM CRYSTALLINE, AND MOSTLY EQUIGRANULAR AND HAS HYPIDIOMORPHIC TEXTURE. THE ROCKS ARE COARSELY JOINTED AND CONTAIN BIOTITE AND HORNBLENDE AND LOCALLY CLINOPYROXENE. AGE OF THE NORTHERN PHASE IS ABOUT 25 M.Y. BASED ON INTERPRETATION OF NUMEROUS DISCORDANT K-AR AGES OF BOTH HORNBLENDE AND BIOTITE (TABOR AND OTHERS, 1982, P. 8). ; INFO.SRC : 1 PUB LIT

Comment (Development): ECON.COM: INTERMITTENT PRIOR TO 1914. PRODUCED IN 1938, 1940, AND 1941 (HUNTTING, 1956, P. 296). THE MINE WAS SHUT DOWN UNDER THE WAR POWERS ACT WHEN IT WAS CLASSIFIED A NONESSENTIAL MINE (LIVINGSTON, 1971, P. 139).

Comment (Location): THE CLEOPATRA IS IN SEC. 24, AND THE ACES UP IS IN SEC. 30


References

Reference (Deposit): WDGER OFR 90-18

Reference (Deposit): HUNTTING, M. T., 1956, INVENTORY OF WASHINGTON MINERALS-PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, 428 P.; V. 2, 67 P.

Reference (Deposit): LIVINGSTON, V.E., JR., 1971, GEOLOGY AND MINERAL RESOURCES OF KING COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 63, 200 P., 8 PL.

Reference (Deposit): MOEN, W.S., 1976, SILVER OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES BULLETIN 69, 188 P.

Reference (Deposit): PURDY, C.P., JR., 1951, ANTIMONY OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 39, 186 P.

Reference (Deposit): TABOR, R.W.; FRIZZELL, V.A., JR.; BOOTH, D.B.; WHETTEN, J.T.; WAITT, R.B.; ZARTMAN, R.E., 1982, PRELIMINARY GEOLOGIC MAP OF THE SKYKOMISH RIVER 1:100,000 QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 82-747, 31 P., 1 PL.


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