1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Eldorado Rand Group

Past Producer in Clark county in Nevada, United States with commodities Gold, Silver
Map
XML
JSON
KML
B

Geologic information

Identification information

Deposit ID 10103558
MRDS ID M031031
Record type Site
Current site name Eldorado Rand Group
Related records 10246479

Geographic coordinates

Geographic coordinates: -114.86193, 35.70361 (WGS84)
Elevation 1097
Relative position 2 MILES WEST OF NELSON
(click for info)

Geographic areas

Country State County
United States Nevada Clark

Public Land Survey System information

Meridian Township Range Section Fraction State
026S 064E 08,05 Nevada

Commodities

Commodity Importance
Gold Primary
Silver Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Pyrite Ore
Sphalerite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -114.86193, 35.70361
ListMap

Comments on the geologic information

  • ORE IN MINERALIZED FISSURE ZONES IN QUARTZ MONZONITE, SOME TERMED BLANKETS, OTHERS ARE VERTICLE LODES. AT QUAKER CITY, THERE ARE 2 PARALLEL, NEARLY HORIZONTAL VEINS ABOUT 100 FEET APART. ORE THERE IS SHATTERED QTZ. MONZONITE CEMENTED AND PARTLY REPLACED BY CALCITE AND QUARTZ. ORIGINALLY DEPOSIT CONTAINED DISSEMINATED PYRITE WHICH WAS OXIDIZED AND MATERIAL IS NOW FREE-MILLING GOLD ORE. AT MOCKING BIRD MINE, THE VEIN IS 6 - 7 FEET WIDE, QTZ. IS MORE ABUNDANT THAN AT QUAKER CITY. AT RAND CLAIM VEIN IS LITTLE BUNCHES AND VEINLETS OF QTZ., CALCITE & PYRITE IN A SOMEWHAT PYRITIZED QTZ. MONZONITE. AT HONEST MINER CLAIM ARE 2 NEARLY PARALLEL NE - SW VEINS 60 FT. APART.

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Eldorado

Land status

Ownership category Private

Comments on the production information

  • ORE FROM TECHATTICUP VALUED AT $40/TON ( 1907 ), OTHERS WERE LESS THAN $20/TON. TOTAL PRODUCTION FROM THE GROUP ESTIMATED AT $1,000,000.

Comments on the workings information

  • TECHATTICUP MINE IS REACHED BY AN ADIT 180 FEET LONG AND 250 FT. BELOW THE CROPPINGS OF THE LODE, WITH A WINZE SUNK TO 300 FT.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M031031

Bibliographic references

  • Deposit

    RANSOME, F. L., 1907 , PRELIMINARY ACCOUNT OF GOLDFIELD, BULLFROG AND OTHER MINING DISTRICTS IN SOUTHERN NEVADA, USGS BULL. 303 , P. 76 - 79 .

  • Deposit

    LONGWELL, C. R., PAMPEYAN, E. H., BOWYER, B., ROBERTS, R. J., 1965 , GEOLOGY AND MINERAL DEPOSITS OF CLARK CO., NEV. BUREAU OF MINES BULL. 62 , P. 181 .

  • Deposit

    VANDERBURG, W. O., 1937 , RECONNAISANCE OF MINING DISTRICTS IN CLARK CO., US BUREAU OF MINES INF. CIRC. 6964 , P. 31 - 32 .

General comments

Subject category Comment text
Deposit GROUP INCLUDES QUAKER CITY, MOCKING BIRD, HONEST MINER, RAND, TECHATTICUP ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1979 Harner, Joy L. (Roberts, Ralph J.) U.S. Geological Survey