Royal Mountain Mine.

Occurrence in Pima county in Arizona, United States with commodities Silver, Lead, Copper, Zinc
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10039496
MRDS ID M050168
Record type Site
Current site name Royal Mountain Mine.
Related records 10137737

Geographic coordinates

Geographic coordinates: -110.78012, 31.75513 (WGS84)
Elevation 1724
Relative position 37 MILES S.E. OF TUCSON.

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Helvetia(quadrangle 1:24,000 scale)

Fort Huachuca(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Rillito(hydrologic unit)

Santa Cruz(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Coronado National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Arizona Pima

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 19S 15E 26 Arizona

Commodities

Commodity Importance
Silver Tertiary
Lead Tertiary
Copper Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Copper Ore
Lead Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Quartz Latite 56+-2my Quartz Latite.;Granodiorite 1450+-10my-Granodiorite
    Rock description Quartz Latite 56+-2my Quartz Latite.;Granodiorite 1450+-10my-Granodiorite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Willow Canyon Formation Cretaceous-Conglomerate Siltstone.;Glance Conglomerate Conglomerate
    Rock description Willow Canyon Form. Cretaceous-Conglomerate Siltstone.;Glance Conglomerate Conglomerate

Nearby scientific data

(1) -110.78012, 31.75513

Economic information

Geologic structures

Type of structure Regional
Structure description Homoclinal ; Reg.Trends: Tilting And Broad Open Folds In S. And Extensive Faulting In N.
Type of structure Local
Structure description Thrust And Normal Faulting - Fracture Zones.

Ore body information

  • General form TABULAR
    Strike NW
    Dip 30DEG. SW.
    Width 0.61M

Comments on the geologic information

  • MAJOR.UNITS: BASIN AND RANGE. ; GEOL.DESC: AGE OF MINERALIZATION BELIEVED TO BE THAT OF THE QUARTZ LATITE INTRUSIVE OF DREWES - 1971. ; REG.COM: STRUCTURE IN DISTRICT IS THRUST FAULTING AND HIGH ANGLE NORMAL FAULTING AND FOLDING.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1912
Year of last production 1913

Mining district

District name Greaterville District

Land status

Ownership category National Forest

Comments on the production information

  • NO PRODUCTION RECORD.

Workings at the site

  • Type of workings Underground
    Length 71.63M
    Overall depth 24.38M

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit THE STRATIGRAPHIC UNITS USED ARE THOSE OF H. DREWES - 1971, USGS MAP I-613. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1972 Keith, William J. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Authoritative Arizona resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.