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

Pine Top

Past Producer in Gila county in Arizona, United States with commodity Asbestos
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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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Workings at the site
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10137006
MRDS ID M003034
MAS/MILS ID 0040070083
Record type Site
Current site name Pine Top
Alternate or previous names Lucky Seven
Related records 10102485

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -110.51039, 33.78398 (WGS84)
Elevation 1370
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Gila(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mule Hoof Bend(quadrangle 1:24,000 scale)

Seneca(quadrangle 1:100,000 scale)

Mesa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Salt(hydrologic unit)

Salt(hydrologic accounting unit)

Salt(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

BIA(Federal land areas administered by BIA)

Geographic areas

Country State County
United States Arizona Gila

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 005 N 017 E 35 C S2N2 Arizona

Commodities

Commodity Importance
Asbestos Tertiary

Materials information

Materials Type of material
Chrysotile Unknown
Serpentine Unknown

Nearby scientific data

Main Entrance (1) -110.51039, 33.78398
ListMap

Economic information

Ore body information

  • Strike S30W
    Dip 10E
    Thickness 0.1M
    Length 760M
    Width 30M
    Area 5HA
    Depth to top 50M
    Field Value
    Type of Orebody #1 REPLACEMENT
    Shape of Orebody #1 TABULAR
    Primary mode of Origin CONT METASOMATIC
    Primary Ore Control IGNEOUS
    Secondary Ore Control BEDDING
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 CARBONATE SILIC
    Type of Wallrock Alter. #2 DOLOMITIZATION
    Type of Wallrock Alter. #3 OTHER
    Strike And Dip S30W:10E
    Minimum Depth to Top 5
    Avg. Thick. Unconsol. Mat. 1
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 5
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Non-metallic
Deposit size Small
Significant No
Discovery year 1941
Year of first production 1942

Comments on the reserve resource information

  • JN 76 ONLY RESOURCE HARSH FIBER NO PRESENT USE-PRODUCE 1 YR JN 76 IF MILL AVAILABLE,COST NEAR300 PER TON PRODUCT & IS 40 JUN 76 COST IN 000 ACQ LEAS 0 EXPL=DEV= 20 EQP 58 WORK CAP 2 LEASE SHOULD HAVE NO "FRONT" MONEY. EXPLOR. WILL BE DEVEL JUN 76-REC 120-UNIT PROD COST ASSUMED TO ALSO CONTAIN MILLIN ASSUME CUSTOM MILLING. ESTIMATE $100 PER MT PRODUCT FOR M

Workings at the site

  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method ROOM AND PILLAR 10-34
    Swell Factor .5
    Percent Waste Rock 96.5
    Hardness of Rock SOFT NONPLASTIC WITH LITTLE WATER
    Rock Characteristics MULTIPLE SYSTEMS OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING MAY BACK SLAB
    Mine Support Chars. POST, HEADBOARD, CAPS, ROOF BOLTS
    Avg. Length of Adits (m) 120
    Capacity 3
    Capacity Units MT COMMOD/DAY
    Unit Production Cost 500
    Units of Production $/MT COMMOD
    Operating Days per Year 200
    Operating Shifts per Day 1
    Year of Information 1976

Reference information

Bibliographic references

  • Deposit

    STEWART 1955 CHRYS ASB DEPOSITS OF AZ USBM IC 7706 P 56-59.

  • Deposit

    BROMFIELD&SHRIDE 1956 MIN RES SANCARLOS IND RES GS BUL 1027N

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-84 Arizona Department Of Mineral Resources U.S. Bureau of Mines

Beyond USGS

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

Maps centered on this site

Authoritative Arizona resources

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