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Modoc claims (Rose Hill #1), Tuscarora District, Elko Co., Nevada, USA

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Latitude & Longitude (WGS84): 41° 18' 5'' North , 116° 15' 3'' West
Latitude & Longitude (decimal): 41.30157,-116.25093
GeoHash:G#: 9rm6fwsxh
Locality type:Group of Claims
Köppen climate type:BSk : Cold semi-arid (steppe) climate


Alteration: Extensive Adularization Along Veins

Deposit: Nolan (1936) has a geologic map of the tunnel workings ; info.src : 1 pub lit veins, which are actually stringers within crushed zones along faults and andesite-intrusive andesite contacts

Deposit type: Epithermal vein, Comstock

Geology: Ore veins are actually a zone of stringers within crushed zones along faults and andesite-intrusive andesite contacts.

Ore(s): Shattered Zones Along Faults & Contact

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


3 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:

'Andesite'
Reference: U.S. Geological Survey (2005) Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
'commodity:Gold'
Formula: Au
Reference:  
Hematite
Formula: Fe2O3
Reference: NBMG Bull 106 Geology and Mineral Resources of Elko County, Nevada
'K Feldspar'
Reference: NBMG Bull 106 Geology and Mineral Resources of Elko County, Nevada
'K Feldspar var: Adularia'
Formula: KAlSi3O8
Reference: NBMG Bull 106 Geology and Mineral Resources of Elko County, Nevada
Pyrite
Formula: FeS2
Reference: NBMG Bull 106 Geology and Mineral Resources of Elko County, Nevada
Quartz
Formula: SiO2
Reference: NBMG Bull 106 Geology and Mineral Resources of Elko County, Nevada
'commodity:Silver'
Formula: Ag
Reference:  
'Wad'
Reference: NBMG Bull 106 Geology and Mineral Resources of Elko County, Nevada

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
'Pyrite'2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
'Hematite'4.CB.05Fe2O3
'Quartz'4.DA.05SiO2
Unclassified Minerals, Rocks, etc.
'Andesite'-
'K Feldspar'-
'var: Adularia'-KAlSi3O8
'Wad'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Rocks, etc.
'Andesite'-
'K Feldspar'-
'var: Adularia'-KAlSi3O8
'Wad'-

List of minerals for each chemical element

OOxygen
O K Feldspar (var: Adularia)KAlSi3O8
O HematiteFe2O3
O QuartzSiO2
AlAluminium
Al K Feldspar (var: Adularia)KAlSi3O8
SiSilicon
Si K Feldspar (var: Adularia)KAlSi3O8
Si QuartzSiO2
SSulfur
S PyriteFeS2
KPotassium
K K Feldspar (var: Adularia)KAlSi3O8
FeIron
Fe HematiteFe2O3
Fe PyriteFeS2

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Quaternary - Miocene
0 - 23.03 Ma



ID: 3185380
Cenozoic sedimentary rocks

Age: Cenozoic (0 - 23.03 Ma)

Lithology: Sedimentary rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Early Oligocene - Middle Eocene
28.1 - 47.8 Ma



ID: 2724354
Older silicic ash flow tuffs

Age: Paleogene (28.1 - 47.8 Ma)

Description: Welded and nonwelded silicic ash flow tuffs, locally includes thin units of air fall tuff and sedimentary rock. This unit corresponds with the 1978 State map unit Tt1. These rocks are present in northern Nye, Elko, Eureka, and White Pine Counties.

Comments: Original map source: Crafford, A.E.J., 2007, Geologic Map of Nevada: U.S. Geological Survey Data Series 249, 1 CD-ROM, 46 p., 1 plate; Scale 1:250,000.

Lithology: Major:{felsic volcanic}, Minor:{sedimentary}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License


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