Dolly Varden Prospect

Occurrence in Alaska, United States with commodities Silver, Gold, Copper

Geologic information

Identification information

Deposit ID	10093907
MRDS ID	A010038
Record type	Site
Current site name	Dolly Varden Prospect
Related records	10136612

Geographic coordinates

Geographic coordinates:	-132.73652, 55.33029 (WGS84)
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Geographic areas

Country	State
United States	Alaska

Commodities

Commodity	Importance
Silver	Primary
Gold	Secondary
Copper	Tertiary

Materials information

Materials	Type of material
Chalcopyrite	Ore
Gold	Ore
Tetrahedrite	Ore

Alteration

(Local) Tetrahedrite Altered To Azurite And Malachite

Analytical data

Result	UP TO 8.64 OZ/TON AG
Result	0.06 OZ/TON AU

Host and associated rocks

Host or associated Host

Rock type Metamorphic Rock > Metasedimentary Rock > Marble

Nearby scientific data

(1)	-132.73652, 55.33029	ListMap

Ore body information

Strike N10E

Dip 80 NW

Thickness 6.1M

Length 9.14M

Comments on the geologic information

MARBLE HAS METASEDIMENT AND VOLCANIC INTERBEDS

Economic information

Economic information about the deposit and operations

Development status	Occurrence
Commodity type	Metallic
Deposit size	Small
Significant	No

Mining district

District name	Ketchikan District

Land status

Ownership category	National Forest

Reference information

Links to other databases

Agency	Database name	Acronym	Record ID	Notes
USGS	Mineral Resources Data System	MRDS	A010038

Bibliographic references

Deposit

USGS BULL 347, P. 162.
Deposit

ADGGS GEOLOGIC REPORT 17, P. 29.
Deposit

USGS BULL 1246, P. 170.
Deposit

ADGGS SPECIAL REPORT 1, P. 19
Deposit

USGS MF 433
Deposit

USGS OF 78-869, P. 59

General comments

Subject category	Comment text
Deposit	PROBABLY TOO LOW GRADE TO MINE ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Deposit	ZONE OF QUARTZ STRINGERS

Reporter information

Type	Date	Name	Affiliation	Comment
Reporter	01-JUN-1983	Hirschmann, M. M. (Elliott, R. L.)	U.S. Geological Survey