Nifty Ore Reserve Estimate November 2024
| Concentrate | Mt | Cu % | Cu tonnes |
| Proved | 22.7 | 1.06 | 239,000 |
| Probable | 60.6 | 0.85 | 514,000 |
| Total Concentrate | 83.3 | 0.90 | 753,000 |
| Cathode | Mt | Cu % | Cu tonnes |
| Probable | 10.6 | 0.41 | 44,000 |
| Total Cathode | 10.6 | 0.41 | 44,000 |
| Total Ore Reserves | 93.9 | 0.85 | 797,000 |
Ore tonnes are rounded to the nearest 100,000; Cu tonnes are rounded to the nearest 1,000; apparent discrepancies are due to rounding errors.
The Nifty Ore Reserve Estimate was released in an ASX announcement dated 27th November 2024.
Competent Person Statement
The information in this report that relates to the estimation and reporting of the Nifty Copper Complex Ore Reserve is an accurate representation of the recent work completed by MEC Advisory ltd. Mr Christofer Catania has sufficient experience relevant to the style of mineralisation, type of deposit under consideration and the activity being undertaken to qualify as a Competent Person as defined in the 2012 Edition of the ‘Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves’. Christofer Catania consents to the inclusion in the report of the matters based on the information in the form and context in which it appears.
Nifty Mineral Resource Estimate March 2024
| Oxide, saprolite, traditional | Mt | Cu % | Cu tonnes |
| Measured | 2.603 | 1.02 | 26,471 |
| Indicated | 17.519 | 0.74 | 130,081 |
| Inferred | 0.849 | 0.70 | 5,902 |
| Total Oxide, saprolite, traditional | 20.971 | 0.78 | 162,000 |
| Sulphide | Mt | Cu % | Cu tonnes |
| Measured | 35.452 | 0.98 | 347,610 |
| Indicated | 63.395 | 0.80 | 505,685 |
| Inferred | 5.199 | 0.43 | 22,479 |
| Total Sulphide | 104.047 | 0.84 | 876,000 |
| Total Resources | 125.018 | 0.83 | 1,038,000 |
Ore tonnes are rounded to the nearest 1,000; total Cu tonnes are rounded to the nearest 1,000; apparent discrepancies are due to rounding errors.
The Updated Nifty Mineral Resource Estimate was released in an ASX announcement dated 14th March 2024.
Competent Person Statement
The information in this report that relates to the estimation and reporting of the Nifty Mineral Resource Estimate dated 14 March 2024 is an accurate representation of the recent work completed by MEC Advisory Pty Ltd. Mr Dean O’Keefe has compiled the work for MEC Advisory and is Manager of Resources for MEC Mining and a Fellow of the Australasian Institute of Mining and Metallurgy (#112948). Mr O’Keefe has sufficient experience which is relevant to the style of mineralisation and type of deposit under consideration and to the activity which she is undertaking to qualify as a Competent Person (CP). Mr O’Keefe consents to the inclusion in the release of the of the matters based on this information in the form and context in which it appears.
Nifty Heap Leach Mineral Resource Estimate August 2024
| Mt | Cu ppm | Cu tonnes | |
| Indicated | 10.637 | 4,100 | 43,580 |
| Inferred | 2.038 | 5,140 | 10,470 |
| Total Resources | 12.675 | 4,260 | 54,050 |
Ore tonnes are rounded to the nearest 50; Cu tonnes are rounded to the nearest 10; apparent discrepancies are due to rounding errors.
The Nifty Heap Leach Mineral Resource Estimate was released in an ASX announcement dated 19th August 2024.
Competent Person Statement
The information in this report that relates to the estimation and reporting of the Nifty Heap Leach Mineral Resource Estimate dated 19 August 2024 is an accurate representation of the recent work completed by MEC Advisory Pty Ltd. Mr Dean O’Keefe has compiled the work for MEC Advisory and is a Manager of Resources for MEC Mining and a Fellow of the Australasian Institute of Mining and Metallurgy (#112943). Mr O’Keefe has sufficient experience which is relevant to the style of mineralisation and type of deposit under consideration and to the activity which she is undertaking to qualify as a Competent Person (CP). Mr O’Keefe consents to the inclusion in the release of the matters based on this information in the form and context in which it appears.
Maroochydore Mineral Resource Estimate January 2025
Table 1: Maroochydore January 2025 Inferred Mineral Resource Estimate, by mineralisation category, ≥0.25% Cu Cutoff
| Mt | Cu % | Cu tonnes | Co ppm | Co tonnes | |
| Oxide | 42.190 | 0.52 | 219,000 | 385 | 16,000 |
| Transitional | 55.500 | 0.51 | 283,000 | 272 | 15,000 |
| Sulphide | 273.150 | 0.39 | 1,065,000 | 193 | 53,000 |
| Total | 370.840 | 0.43 | 1,595,000 | 227 | 84,000 |
0.25% Cu cutoff. Metal grades take into account top and bottom cut. Numbers are rounded to reflect a suitable level of precision and may not sum due to rounding. The reported contained metal is not the same as a “recoverable” or “marketable” amount, as recovery rates and other factors can influence how much metal can be extracted. See accompanying technical report for additional details and important disclosures.
The Maroochydore Mineral Resource estimate was released to the ASX by Cyprium Metals Limited in an announcement dated 5th February 2025.
Table 2: Maroochydore January 2025 higher grade domain by mineralisation category, ≥0.45% Cu Cutoff
| Mt | Cu % | Cu tonnes | Co ppm | Co tonnes | |
| Oxide | 21.500 | 0.69 | 148,000 | 504 | 11,000 |
| Transitional | 26.300 | 0.70 | 184,000 | 305 | 8,000 |
| Sulphide | 58.500 | 0.66 | 386,000 | 238 | 14,000 |
| Total | 106.300 | 0.67 | 712,000 | 308 | 33,000 |
0.45% Cu cutoff. Metal grades take into account top and bottom cut. Numbers are rounded to reflect a suitable level of precision and may not sum due to rounding. The reported contained metal is not the same as a “recoverable” or “marketable” amount, as recovery rates and other factors can influence how much metal can be extracted. See accompanying technical report for additional details and important disclosures.
The Maroochydore Mineral Resource estimate was released to the ASX by Cyprium Metals Limited in an announcement dated 5th February 2025.
Hollandaire Mineral Resource Estimate as at 29 September 2020
| Resource Category | Material type | Volume | Tonnes | Cu % | Cu Tonnes | Au g/t | Au Ounces | Ag g/t | Ag Ounces |
| Indicated | Oxide | 5,000 | 10,000 | 1.20 | 100 | 0.09 | 0 | 4.16 | 1,300 |
| Transitional | 95,000 | 275,000 | 1.80 | 5,000 | 0.24 | 2,100 | 5.06 | 44,700 | |
| Fresh | 638,000 | 1,894,000 | 2.00 | 37,100 | 0.31 | 18,900 | 6.64 | 404,400 | |
| Total Indicated | 738,000 | 2,179,000 | 2.00 | 42,200 | 0.30 | 21,000 | 6.43 | 450,400 | |
| Inferred | Transitional | 4,000 | 12,000 | 0.40 | 0 | 0.02 | 0 | 0.98 | 400 |
| Fresh | 194,000 | 593,000 | 1.60 | 9,300 | 0.41 | 7,800 | 6.46 | 123,200 | |
| Total Inferred | 198,000 | 605,000 | 1.60 | 9,300 | 0.40 | 7,800 | 6.35 | 123,600 | |
| Total Resources | 936,000 | 2,784,000 | 1.90 | 51,500 | 0.32 | 28,800 | 6.41 | 574,000 |
Ore tonnes are reported as million tonnes (Mt) and rounded to nearest 10,000; Cu tonnes are rounded to nearest 1,00 tonnes; Au ounces are rounded to the nearest 100 ounces; Ag ounces are rounded to the nearest 100 ounces
Nominal cut-off at 0.3% Cu
Resource is reported on a 100% basis; Cyprium has an 80% attributable interest in Hollandaire
Gold mineralisation not associated with the copper resource that is 100% attributable to MGV, has not been modelled or reported in the Hollandaire 2012 JORC Mineral Resource estimate.
Competent Person Statement
The information in this report that relates to Exploration Targets, Exploration Results and the estimation and reporting of the Hollandaire Mineral Resource Estimate is an accurate representation of the available data and is based on information compiled by external consultants and Mr. Peter van Luyt who is a member of the Australian Institute of Geoscientists (2582). Mr. van Luyt is the Chief Geologist of Cyprium Metals Limited, in which he is also a shareholder. Mr. van Luyt has sufficient experience which is relevant to the style of mineralisation and type of deposit under consideration and to the activity which he is undertaking to qualify as a Competent Person (CP). Mr. van Luyt consents to the inclusion in the report of the matters based on his information in the form and context in which it appears.
