v3.25.3
Property, Plant and Equipment (Tables)
 12 Months Ended
Jun. 30, 2025
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
Year ended 30 June 2025
  
Land and
buildings
$’000
    
Plant and
equipment
$’000
    
Mine
properties
$’000
    
Capital
works in
progress
$’000
    
Exploration
and
evaluation
$’000
    
Total
$’000
  
Cost
                                    
At the beginning of the financial year
    
48,631
      
355,931
      
256,932
      
28,138
      
84,487
      
773,119
  
Additions
    
–
      
–
      
65
      
19,662
      
27,345
      
47,072
  
Changes in closure provision estimate
    
–
      
3,246
      
–
      
–
      
–
      
3,246
  
Disposals
    
–
      
–
      
–
      
(575
)
    
(509
)
    
(1,084
)
Foreign exchange rate differences
    
247
      
6,341
      
5,985
      
984
      
1,230
      
14,787
  
Transfers and other movements
    
6,528
      
7,121
      
10
      
(12,115
)
    
(1,544
)
    
–
  
At the end of the financial year
    
55,406
      
371,639
      
262,992
      
36,094
      
111,009
      
837,140
  
Accumulated depreciation and impairment
                                                
At the beginning of the financial year
    
(1,319
)
    
(34,049
)
    
(3,903
)
    
–
      
(7,231
)
    
(46,502
)
Depreciation charge for the year
    
(3,721
)
    
(27,711
)
    
(7,165
)
    
–
      
–
      
(38,597
)
Impairment charge for the year (1)
    
(25,287
)
    
(164,815
)
    
(67,815
)
    
(13,393
)
    
–
      
(271,310
)
Disposals
    
–
      
–
      
–
      
–
      
509
      
509
  
Foreign exchange rate differences
    
(287
)
    
(1,196
)
    
(1,918
)
    
(124
)
    
(18
)
    
(3,543
)
Transfers and other movements
    
–
      
–
      
–
      
–
      
–
      
–
  
At the end of the financial year
    
(30,614
)
    
(227,771
)
    
(80,801
)
    
(13,517
)
    
(6,740
)
    
(359,443
)
Net book value as at 30 June 2025
    
24,792
      
143,868
      
182,191
      
22,577
      
104,269
      
477,697
  
   
Year ended 30 June 2024
                                                
Cost
                                                
At the beginning of the financial year
    
6,215
      
322,193
      
230,126
      
158
      
129,958
      
688,650
  
Additions
    
–
      
1,963
      
–
      
105,565
      
33,341
      
140,869
  
Changes in closure provision estimate
    
–
      
(10,121
)
    
–
      
–
      
–
      
(10,121
)
Disposals
    
–
      
(93
)
    
–
      
(4,991
)
    
(4,809
)
    
(9,893
)
Foreign exchange rate differences
    
(611
)
    
(8,488
)
    
(4,057
)
    
(8,518
)
    
(7,245
)
    
(28,919
)
Transfers and other movements (2)
    
43,027
      
49,477
      
30,863
      
(64,076
)
    
(66,758
)
    
(7,467
)
At the end of the financial year
    
48,631
      
355,931
      
256,932
      
28,138
      
84,487
      
773,119
  
Accumulated depreciation and impairment
                                                
At the beginning of the financial year
    
(406
)
    
(5,005
)
    
(1,166
)
    
–
      
–
      
(6,577
)
Depreciation charge for the year
    
(921
)
    
(29,976
)
    
(2,880
)
    
–
      
–
      
(33,777
)
Impairment charge for the year (1)
    
–
      
–
      
–
      
–
      
(7,266
)
    
(7,266
)
Disposals
    
–
      
72
      
–
      
–
      
–
      
72
  
Foreign exchange rate differences
    
8
      
860
      
143
      
–
      
35
      
1,046
  
Transfers and other movements
    
–
      
–
      
–
      
–
      
–
      
–
  
At the end of the financial year
    
(1,319
)
    
(34,049
)
    
(3,903
)
    
–
      
(7,231
)
    
(46,502
)
Net book value as at 30 June 2024
    
47,312
      
320,882
      
253,029
      
28,138
      
77,256
      
726,617
  
 
(1)
Refer to Note 14 for further details on impairment of non-financial assets.
(2)
The credit balance of $7.5 million relates to the reclassification of amounts previously recognised as deferred income.
Asset's Useful Life of Mine or Lease
Asset category
Depreciation method
Buildings
2 to 20 years straight-line
Mine properties (including mineral rights)
Based on ore reserves on a units of production basis
Plant and equipment
2 to 20 years straight-line
Right-of-use assets
Based on the shorter of the asset’s useful life or term of the lease (straight-line)