Molangotetzintla/Acuatitla

Producer in Queretaro De Arteaga, Mexico with commodities Calcium, Coal, Iron, Manganese
Warning: This record lacks important information: bibliographic references, which we consider necessary for a comprehensive report.
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Land status
  12. Ownership information
  13. Reserves and resources
  14. Workings at the site
  15. Links to other databases
  16. Reporter information

Geologic information

Identification information

Deposit ID 10133142
MAS/MILS ID 2010210002
Record type Site
Current site name Molangotetzintla/Acuatitla
Alternate or previous names Cia. Minera Autlan, S.A. De C.V., Unidad Molango - Hidalgo, Yacimiento De Tetzintla - Hidalgo

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -98.68781, 20.95886 (WGS84)
Elevation 1250
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Queretaro De Arteaga

Commodities

Commodity Importance
Calcium Tertiary
Coal Tertiary
Iron Tertiary
Manganese Critical Primary

Materials information

Materials Type of material
Quartz Unknown
Rhodochrosite Unknown

Nearby scientific data

Ore Body (1) -98.68781, 20.95886

Economic information

Ore body information

  • Thickness 6.3M
    Length 60000M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 LENTICULAR
    Type of Orebody #2 REPLACEMENT
    Shape of Orebody #2 TABULAR
    Type of Orebody #3 DISSEMINATED
    Shape of Orebody #3 IRREGULAR
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin CONT METASOMATIC
    Primary Ore Control BEDDING
    Secondary Ore Control FOLDING
    Strike And Dip N40W:
    Date of Last Modification 900406
  • Area 400HA
    Field Value
    Total Surface Area (HA) 400
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Producer
Commodity type Both
Significant No
Discovery year 1958
Year of first production 1960

Mining district

District name Molango

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Cia. Minera Autlan, S. A. De C. V.
    Interest 100
    Home office Mexico
    Year 1976

Reserves and resources

  • Type In-situ
    Estimate year 1989
    Indicated 34000000mt ore
    Demonstrated 34000000mt ore
    Total resources 34000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Manganese Mn 27 wt-pct Manganese Major 1989

Workings at the site

  • Type of workings Surface
    Area 48.5HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method BENCH (BERM)
    Percent Waste Rock 88
    Avg. Overburden Thickness 80
    Primary Material Cover M-HARD ROCKS
    Percentage 100
    Hardness of Ore M-HARD ROCKS
    Avg. Bench Height (meters) 9.5
    Max. Pit Slope (degrees) 41
    Capacity 450
    Capacity Units MT ORE/DAY
    Operating Days per Year 312
    Operating Shifts per Day 2
    Year of Information 1989
  • Type of workings Underground
    Length 4000M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method PILLAR AND CHAMBER 10-42
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics ONE SYSTEM OF WEAKNESS PLANES
    Rock Support Chars. UNSUPPORTING NO FLOW
    Mine Support Chars. TIMBER W/LAGGING CONCRETE-UNREINFOR
    Avg. Length of Adits (m) 400
    Number of Adits 10
    1st Condition of Workings OPEN
    Capacity 1100
    Capacity Units MT ORE/DAY
    Units of Production $/MT ORE
    Operating Days per Year 312
    Operating Shifts per Day 3
    Year of Information 1989
  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Status of Mining Method ACTUAL
    Mining Method INCLINED CUT AND FILL 10-65
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics ONE SYSTEM OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING
    1st Condition of Workings OPEN
    Capacity 1000
    Capacity Units MT ORE/DAY
    Operating Days per Year 312
    Operating Shifts per Day 3
    Year of Information 1989

Reference information

Reporter information

Type Date Name Affiliation Comment
Reporter 05-SEP-1996 Coffman, Joe U.S. Bureau of Mines

Beyond USGS

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