Lark Group

Past Producer in Elko county in Nevada, United States with commodity Mercury

Geologic information

Identification information

Deposit ID 10045517
MRDS ID M233282
Record type Site
Current site name Lark Group
Alternate or previous names Rattlesnake, Lucky Boy, Roseberry, Cinnabar Gr. Homestead, Ivanhoe

Geographic coordinates

Geographic coordinates: -116.59705, 41.13684 (WGS84)
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Geographic areas

Country State County
United States Nevada Elko

Public Land Survey System information

Meridian Township Range Section Fraction State
038N 048E 30 Nevada

Commodities

Commodity Importance
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Miocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -116.59705, 41.13684

Ore body information

  • General form TABULAR

Controls for ore emplacement

  • Fractures, Fissure Zones

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1915

Mining district

District name Ivanhoe

Comments on the workings information

  • SHALLOW WORKINGS

Comments on development

  • 10 CLAIMS

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M233282

Bibliographic references

  • Deposit

    SMITH R.M. (1976-56) MINERAL RESOURCES OF ELKO CO. NEV., USGS OPEN-FILE REPORT

  • Deposit

    BAILEY & PHOENIX (1944) QUICKSILVER DEPOSITS IN NEVADA, NEV BUREA OF MINES BULL 41

General comments

Subject category Comment text
Deposit CINNABAR-BEARING FRACTURES TRENDING NORTHERLY THROUGH A GLASSY BLACK TUFF.
Deposit DISCOVERED IN 1915, THE GROUP CONSISTS OF 10 CLAIMS DEVELOPEMENT CONSISTS OF SHALLOW WORKINGS WHICH EXPLORE CINNABAR-BEARING FRACTURES TRENDING NORTHRLY THROUGH A GLASSY BLACK TUFF

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1979 Kirkham, Richard A. Nevada Bureau of Mines and Geology