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Motueka

Prospect in New Zealand with commodity Wollastonite
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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. Alteration
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Ownership information
  15. Reserves and resources
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10096949
MRDS ID I000176
Record type Site
Current site name Motueka
Alternate or previous names Mutueka, Mutueko, Sandy Bay

Geographic coordinates

Geographic coordinates: 172.99813, -41.11319 (WGS84)
Relative position IN THE HOLYOAKE VALLEY WEST OF TASMAN BAY, 6 MILES NORTH-NORTHWEST OF MOTUEKO ON THE FLANK OF THE PIKIKIRUNA RANGE. 30 KM NORTH OF NELSON.

Site location context

Political divisions (FIPS codes)

New Zealand(country)

Australia(continent)

Land(continent)

Geographic areas

Country
New Zealand

Commodities

Commodity Importance
Wollastonite Primary

Materials information

Materials Type of material
Wollastonite Ore
Calcite Gangue
Diopside Gangue

Alteration

  • (Local) Contact Metamorphism

Analytical data

Result THE WOLLASTONITE IS GENERALLY PURE AND WHITE WITH CRYSTALS UP TO 2 CM LONG. WOLLASTONITE ANALYSIS: 51.0% SIO2, 44.8% CAO, 1.8% AL2O3, 0.41% FE2O3, 0.39% FEO, 0.02% MNO, 1.1% MGO, 0.05% TIO2, 0.83% CO2.

Mineral occurrence model information

Model code 65
USGS model code 18g
Deposit model name Skarn wollastonite

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Early Cretaceous
    Stratigraphic age (youngest) Early Cretaceous
    Stratigraphic age (youngest) Late Ordovician
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Marble

Nearby scientific data

(1) 172.99813, -41.11319
ListMap

Economic information

Ore body information

  • Length 60M
    Width 7M

Controls for ore emplacement

  • Zone Of Contact Metamorphism

Economic information about the deposit and operations

Development status Prospect
Commodity type Non-metallic
Significant No
Year of first production 1962

Ownership information

  • Type Owner
    Owner Tesson Resources And Trading Pty Ltd.
    First year 1994

Comments on the production information

  • PRODUCTION HAS AMOUNTED TO ABOUT 500 TONNES (THOMPSON, 1983).

Reserves and resources

  • Type In-situ
    Estimate year 1969
    Total resources 36000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Wollastonite Wol 80 wt-pct Wollastonite Major 1969

Comments on the reserve resource information

  • THE SECOND FIGURE IS INDICATED WOLLASTONITE RESERVES. THERE IS ALSO AN UNSPECIFIED AMOUNT OF ADDITIONAL RESERVES. NOTE- THE TOTAL DEPOSIT SIZE WAS ESTIMATED USING THE FOLLOWING INFORMATION: DENSITY OF WOLLASTONITE (2.8-2.9) AND MARBLE (2.6-2.9) WERE ASSSUMMED TO BE EQUAL; ONLY PRODUCTION WAS 1962-1965.

Comments on development

  • SEEKING A J.V. PARTNER TO DEVELOP PROPERTY IN 1994. FORMERLY OWNED BY MINTECH.

Reference information

Bibliographic references

  • Deposit

    THOMPSON, B.N., 1983, INDUSTRIAL MINERALS OF NEW ZEALAND: AMERICAN INSTITUTE OF MINING, METALLURGICAL, AND PETROLEUM ENGINEERS TRANSACTIONS, V. 274, P. 1946.

  • Deposit

    ANDREWS, R.W., 1970, WOLLASTONITE: LONDON, INSTITUTE OF GEOLOGICAL SCIENCES, P. 52-53.

  • Deposit

    FATTAH, HASSAN, 1994, WOLLASTONITE-- NEW ASPECTS PROMISE GROWTH: INDUSTRIAL MINERALS, NO. 326, P. 21-43.

  • Deposit

    INDUSTRIAL MINERALS, 1994, JV PARTNER SOUGHT FOR WOLLASTONITE DEPOSITS, IN WORLD OF MINERALS: NO. 326, P. 11.

  • Production

    ANDREWS, 1970.

  • Reserve-Resource

    THOMPSON, 1983; ANDREWS, 1970; TOTAL DEPOSIT SIZE ESTIMATE DONE BY ORRIS, 1989.

General comments

Subject category Comment text
Deposit WOLLASTONITE OCCURS IN REEFS 60 M LONG AND 2 TO 7 M WIDE. THE WOLLASTONITE CONSTITUTES 70-90% BY VOLUME OF THE ORE. THE ORE OCCURS IN MARBLE THAT HAS SILICEOUS BANDS AND IS NEAR THE ROOF ZONE OF THE INTRUSION.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1989 Orris, Greta J. U.S. Geological Survey
Updater 27-DEC-1994 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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