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Australia
Extension Hill Mine

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 Location:
271 km SE from Geraldton, Western Australia, Australia

  Address:
Level 1, 2 Kings Park Rd
West Perth
Western Australia, Australia
6005
Phone  ...  Subscription required
Fax+61-8-9485-2305
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  • Overview
  • Owners
  • Geology
  • Mining
  • Processing
  • Production
  • Reserves
  • Costs & Financials
  • Personnel
  • Filings & News

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Overview

StatusClosing / Closed
Mine TypeOpen Pit
Commodities
  • Iron (hematite)
Mining Method
  • Truck & Shovel / Loader
Processing
  • Crush & Screen plant
24 February 2021 - Extension Hill site is now transitioning to final closure, with much of the 9 million AUD provision for rehabilitation to be incurred over the next 12 months.


Owners

Source: p. 14
CompanyInterestOwnership
Mount Gibson Iron Ltd. 100 % Indirect

Deposit Type

  • Banded iron formation


Summary:

The Project is a combined hematite and magnetite open cut mining operation. Hematite ore and magnetite bearing Banded Iron Formation (BIF).


Mining Methods

  • Truck & Shovel / Loader


Summary:

The Project is a combined hematite and magnetite open cut mining operation. Hematite ore and magnetite bearing Banded Iron Formation (BIF) will be mined by conventional open cut methods of blasting and excavation with material loaded onto trucks and transported to stockpile areas.


Crushing and Grinding


Processing

  • Crush & Screen plant

Source: Subscription required

Summary:

The hematite is direct shipping grade ore and no processing of the ore is required other than the crushing and screening of the ore into fines (<6.3mm) and lump (6.3 – 32.0mm).

Ore is mined, crushed and screened on-site, transported by sealed road 85km to Perenjori, where it is loaded onto rail wagons and railed 240km to the Geraldton Port. Mining commenced at Extension Hill in the 2011/12 financial year.


Production:

CommodityUnits20202019201820172016
Iron (hematite) kwmt  ......  Subscription required  ......  Subscription required3,5073,2923,895
All production numbers are expressed as lump & fines.
Subscription required - Subscription is required.

Operational Metrics:

Metrics2019201820172016
Ore tonnes mined 1,892 kwmt4,085 kwmt1,899 kwmt4,595 kwmt
Waste 252 kwmt1,659 kwmt658 kwmt1,973 kwmt

Reserves at June 30, 2020:
Mineral Reserves and Resources are reported at a cut-off grade of 50% Fe.

CategoryTonnage CommodityGrade
Measured 1.3 Mt Iron 55.3 %
Indicated 0.3 Mt Iron 57.3 %
Inferred 0.2 Mt Iron 56.6 %
Total Resource 1.8 Mt Iron 55.8 %

Commodity Production Costs:

CommodityUnits2020
Cash costs (sold) Iron (hematite) AUD  ......  Subscription required
Subscription required - Subscription is required.

Financials:

Units20202019201820172016
Revenue M AUD  ......  Subscription required  ......  Subscription required196.5   162   175.2  
EBIT M AUD  ......  Subscription required  ......  Subscription required36.5   33.8   2.1  
EBITDA M AUD  ......  Subscription required  ......  Subscription required42.2   36.1   9.1  
Subscription required - Subscription is required


Heavy Mobile Equipment:

Mine Management:

Job TitleNameProfileRef. Date
....................... Subscription required ....................... Subscription required Subscription required Jun 28, 2021
....................... Subscription required ....................... Subscription required Subscription required Jun 28, 2021
Subscription required - Subscription is required.


Corporate Filings & Presentations:

DocumentYear
................................... Subscription required 2021
................................... Subscription required 2020
................................... Subscription required 2020
................................... Subscription required 2019
Annual Report 2018
Annual Report 2017
Other 2008
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Aerial view:

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