Queensland Minerals
A Summary of Major Mineral Resources, Mines and Projects, 2nd Edition
TREKELANO
493699
14.3 KM SOUTH OF DUCHESS, 94KM SSE OF MT ISA.
Date Recorded:
Descriptive Location:
Grid Reference:
Latitude  -21.4850 Longitude  139.8988
ABANDONED, ACTIVE PROSPECT
AMG Zone 54  385926 mE  7623765 mN
1:100 000 sheet Number and Name: 6855 DUCHESS
13/December/2005
Other Names for Deposit / Mine
Trekelano 2
Commodities
Size
Size Definition
COPPER
MEDIUM
50 000 - 250 000 tonnes CU
GOLD
SMALL
0.5 - 5 tonnes AU
SILVER
VERY SMALL
<5 tonnes AG
Production Details
187,768
Period:
1/01/1913
31/12/1943
to
tonnes ore
GOLD
BULLION
368.9 kilograms
1.96 grams per tonne
SILVER
461.9 kilograms
2.46 grams per tonne
COPPER
OTHER
20463.0 tonnes
10.90 percent
141
Period:
1/01/1971
31/12/1971
to
tonnes ore
COPPER
OTHER
5.0 tonnes
Published Reserves/Resources
MEASURED-INDICATED-INFERRED MINERAL RESOURCE
3124000 tonnes Ore @
INHERITANCE
FOR
65604 Tonnes COPPER
2.10 % COPPER
FOR
1999 Kilograms GOLD
0.64 g/t GOLD
Comments/Cut Off Factor:
0.8% Cu cutoff.
INFERRED-INDICATED MINERAL RESOURCE
330000 tonnes Ore @
TREKELANO 2
FOR
7260 Tonnes COPPER
2.20 % COPPER
FOR
198 Kilograms GOLD
0.60 g/t GOLD
Comments/Cut Off Factor:
0.8 % Cu cutoff.
INFERRED MINERAL RESOURCE
62000 tonnes Ore @
TREKELANO
FOR
3596 Tonnes COPPER
5.80 % COPPER
Comments/Cut Off Factor:
Resource from Mineral Commodities NL web page (www.mincommod.com.au) at 22/8/00.
Resource figures listed above have been extracted from Company Annual reports or published literature.
Year 
Author
Published Reference  ID
Comments
Year Completed
Year Commenced
Major Mining Related Events 
Mining Operations
Comments
SHAFTS
All collapsed.
UNDERGROUND MINING METHODS
ADITS
OPEN CUT MINING
Tenure Type/Number
Company Name/Surname
SHARE
ML
90125
QUEENSLAND MINEX NL
100.00%
ML
90128
QUEENSLAND MINEX NL
100.00%
Host Rock/Cover Sequences
Structural Unit
Formation Name/Age
WONGA SUBPROVINCE
Corella Formation / PALAEOPROTEROZOIC to 
PALAEOPROTEROZOIC
Deposit Model
GENERAL ORE BODY MODEL
HYDROTHERMAL VEINS/PIPE/STOCKWORK
DETAILED ORE BODY MODEL
IRON-OXIDE CU-U-AU-REE
Mineralisation Age
ORE
MESOPROTEROZOIC
Comments
Mineralisation is within shear zone schists near a granitic contact.