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Comboyne Diatomite Deposit

Past Producer in New South Wales, Australia with commodity Diatomite
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10023634
MRDS ID I001012
Record type Site
Current site name Comboyne Diatomite Deposit

Geographic coordinates

Geographic coordinates: 152.48187, -31.59635 (WGS84)
Relative position 37 KM NORTH OF TAREE.

Site location context

Political divisions (FIPS codes)

New South Wales(province)

Australia(country)

Australia(continent)

Land(continent)

Geographic areas

Country State
Australia New South Wales

Comments on the location information

  • LOCATION IS FOR THE TOWN OF COMBOYNE.

Commodities

Commodity Importance
Diatomite Primary

Comments on the commodity information

  • "MELOSIRA GRANULATA" IS THE DOMINANT DIATOM.

Materials information

Materials Type of material
Diatomite Ore
Halloysite Gangue
Mica Gangue
Quartz Gangue

Analytical data

Result SIO2--63.3-75.1%
Result AL2O3--5.9-12.3%
Result FREE QUARTZ--3-8.7%.

Mineral occurrence model information

Model code 222
USGS model code 31s
Deposit model name Lacustrine diatomite

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Trachyte
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
  • Host or associated Host
    Rock type Unconsolidated Deposit > Clay, Mud
  • Host or associated Host
    Rock type Sedimentary Rock > Diatomite
    Rock unit name Comboyne Basalt
    Rock description Comboyne Basalt

Nearby scientific data

(1) 152.48187, -31.59635
ListMap

Economic information

Ore body information

  • General form STRATIFORM

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Deposit size Small
Significant No
Production years 1971-1975

Ownership information

  • Type Owner
    Owner Quality Quarries Party (Ltd. Lease Holder)
    First year 1970

Comments on the reserve resource information

  • REMAINING RESERVES APPEAR TO BE SMALL AND ARE BENEATH LARGE THICKNESSES OF OVERBURDEN.

Reference information

Bibliographic references

  • Deposit

    HOLMES, G.G., STANLEY, C., SWEENEY, V., 1989, DIATOMITE IN NEW SOUTH WALES: GEOLOGICAL SURVEY OF NEW SOUTH WALES MINERAL RESOURCES 46, 161 P

General comments

Subject category Comment text
Deposit ABOUT 5 M OF DIATOMITE ARE OVERLAIN BY SEVERAL METERS OF TRACHYTE AND UNDERLAIN BY CLAY AND BASALT. THE DIATOMITE IS LIGHT TO MEDIUM GRAY WITH CONTAINED CLAY AND ORGANIC MATERIAL.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1991 Orris, Greta J. U.S. Geological Survey

Beyond USGS

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

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