JAMES P. LLORCA

Professional Geologist

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Work Achievements

 

 

Photo taken

31 March 2025

 

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SELECTED WORK ACHIEVEMENTS

 

Below are selected work accomplishments during my consulting work with previous companies.

 

1. Pit Optimisation (Four-X)

East Africa Gold Corporation, Tanzania [Gold]
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Preliminary pit optimisation for Buckreef, Kitongo and Nyakafuru gold projects in Tanzania.

An Feng Kingsteam Steel Ltd, Australia [Iron Ore]
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Cost compilation and pit optimisation update for Weld Range and Tallering Peak (T3-T4 and T5) iron ore deposits.

Uranium Australia NL (for Signet), Australia [Nickel]
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Pit Optimisation of the Syerston Nickel Deposit in WA.

Intermin Resource Corporation Ltd, Australia [Gold]
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Cost compilation and pit optimisation of the Binduli Gold Porphyry Project in WA.

PT. Darma Henwa (Henry Walker), Indonesia [Basalt Aggregates]
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Aggregates quarry modelling and volume estimation of the Gunung Sembung Area, West Java.

 

2. Resources/Reserve Estimation

An Feng Kingsteam Steel Ltd, Australia [Iron Ore]
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Geostatistical review update of the Weld Range and Tallering Peak Iron Ore deposits in Western Australia.

Meekatharra Minerals Indonesia, Australia [Gold]
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Independent resource and reserve validation of the Way Linggo Gold Prospect in Sumatra, Indonesia. Provided classical and geostatistical analyses and writing report.

International Mining Consultants, London, UK [Gold, Nickel Laterite, Bauxite, Iron Sands]
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Independent resource and reserve estimation of PT. Aneka Tambang (ANTAM) projects as part of the due diligence work by IMC (1997). The projects covered involved gold, nickel, bauxite and iron sands. This was updated in September 1998 and June 1999 for the ASX listing requirements.

Prima Resources NL, Australia [Gold]
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3D Ore body modelling Tambang Sawah Gold Project in Kalimantan, Indonesia

International Pursuit Corporation, Canada [Copper-Gold]
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Data Management and Geostatistical Study on the optimum drill spacing for the Hinoba-an Copper-Gold Project in Negros Island, the Philippines.

PT. Natarang Mining, Indonesia [Gold]
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Resource audit of the Way Linggo Gold Project in Sumatra, Indonesia.

PT. Indo Mineratama (Freeport-McRoran Indonesia) [Mineral Sands]
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Ore body modelling and resource estimation of the Otomona (Tailings) Mineral Sands Project.

Straits Resources N.L., Australia [Coal]
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Data Management, Ore Body Modelling and Resource Estimation of PT. Bahari Cakrawala Sebuku's Coal Project in Kalimantan, Indonesia.

International Pursuit Corporation, Indonesia [Alluvial Gold]
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Resource Evaluation of PT. Sungai Kencana's Sungai Raya Alluvial Gold Project in West Kalimantan.

PT. Puncakbaru Jayatama (Newcrest Resources Ltd.) [Gold]
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Technical Audit and Resource Estimation of the Gosowong Gold Project in Halmahera Island, Indonesia.

Philsaga Mining Corporation, Philippines (Affiliate of Ten Sixty Four Ltd, Australia) [Gold]
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Technical Audits and Annual Resource Estimation of the CoO Gold Deposit in the Philippines compliant to the JORC code reporting standards for ASX announcements. 

 

3. Independent Evaluation/Valuation

Intermin Resource Corporation Ltd, Australia [Gold]
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Confidential undertaking. A due diligence study of several precious metals tenements in Western Australia that were on offer to Intermin.

Roper River Gold NL, Australia [Nickel & PGM]
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Confidential undertaking - completed an independent geological review and valuation of a Ni-PGM property in WA.

Croesus Mining NL, Australia [Gold]
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Confidential undertaking - performed an independent evaluation of a certain gold prospect in Western Australia.

An Feng Kingsteam Steel, Australia [Iron Ore]
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Geologic review of the Tallering Peak Iron Ore Deposit in Western Australia. Objective is to collate available geological and geochemical data to generate a conceptual model to aid the current resource-drilling program.

Alterra Resources Inc., Canada [Gold, Copper]
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Title search and verification of the proposed Indonesian mineral properties of Alterra Resources Inc.

Alterra Resources Inc./American Manor Corp., Canada [Gold & Copper]
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Independent technical review of certain mineral properties in Indonesia.

SNC Lavalin International, SE Asia, Indonesia [Gold]
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Independent Geologic Review of Ciawitali Gold Prospect in West Java, Indonesia.

Gold Mines of Sardinia Ltd., Australia [Gold]
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Independent Geologic Review of a Gold Prospect (KP-941) in West Java, Indonesia.

Kilborn Engineering, Indonesia [Gold]
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Independent geological review of several Aneka Tambang KP's in Java, Indonesia.

King Surafis Pty Ltd (for BFP Consultants) [Gold]

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Independent geological review of a gold project in West Sumatra, Indonesia.

 

4. Project & Data Management/Bureau Services

Geographe Resources Ltd. [Gold, Copper]
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Bureau services that involved data validation and producing plans for their geochemical sampling campaign.

Barrick Gold Corporation - Indonesia [Gold]
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Database management and initial and progress supervision of the use of GIS on their project.

PT. Gantari Utama, Indonesia [Coal]
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Generation of graphics in their presentation of a technical paper at the CoalTrans Asia Conference in Bali, Indonesia, June 1997.

Tanqueray Resources, Canada [Gold]
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Administered on an advisory capacity the project manning/hiring and logistics of the company's gold prospects in Kalimantan, Indonesia.

PT. Rio Tinto Indonesia, Indonesia [Gold]
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Supervised digitising and data conversion of geologic maps for their Laos and Indonesian prospects.

PT. Indo Mineratama, Indonesia [Gold]
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Digital data editing and validation of drainage base and geochemical sample locations for a gold prospect in Kalimantan, Indonesia.

International Pursuit Corporation, Canada [Gold]
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Geological database advisory and training.

PT. Puncakbru Jayatama (Newcrest), Indonesia [Gold]
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Computing advisory and support for the group.

Ocean Resource NL, Australia [Gold]
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Presentation graphics using interactive computer program for the Diamond Convention in Perth, Australia.

International Pursuit Corporation, Indonesia [Gold]
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Database management and trouble shooting of software problems.

Golden Valley Services Pty. Ltd., Australia [Gold]
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Project Management of the company's gold prospect in Central Java, Indonesia.

ERI Ventures Inc., Canada [Gold]
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Project Management of the company's gold prospect in West Java, Indonesia. The project included grass roots exploration to drilling.

PT. Minorca Pratama Indonesia [Gold]
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Project Management of the company's gold projects located in Aceh and Kalimantan, Indonesia. The project included grass roots exploration to semi-detailed geologic mapping.

Barrick Gold Corporation, Indonesia [Gold]
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Project leader for the computerisation and digitisation of several tenements in Kalimantan and Irian Jaya.

PT. Bumi Karindo, Indonesia [Gold]
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Attained a six months contract to oversee the project management of a gold prospect in West Java, Indonesia. The job included regular site inspection, selection, and hiring of key personnel, data management, and technical advisory.

 

5. Mining Operations & Exploration

Benguet Corporation  [Gold]
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Planned and supervised open pit drilling evaluation of 5 million tonnes @ 2.5 gm Au/t of Acupan's GW orebody which attained a monthly production of 342 Kg Au.

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Carried out detailed mine evaluations of Nalisbitan Gold Mine (1.5 million tonnes @ 1.73 gms Au/t) and Co'O Gold Mine (745,000 tonnes at 7.1 gms Au/t).

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Economically maintained (increased) the ore reserve position of the open pit and underground mines in Baguio Gold District.

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Contributed to a safe working environment of both open pit and underground operations by conducting regular inspections.

 

Longos Gold Mine (Paragon Resources NL)  [Gold]
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Undertook collaborative planning activities associated with development of the mine's future open cut (400,000 tonnes @ 3.5 gms Au/t) and underground operations (1.2 million tonnes @ 14 gms Au/t) to achieve an average production rate of 25 kg/month.

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Planned and delineated an exploration project which provided additional resources of 500,000 tonnes @ 4.1 gms Au/t.

 

6. Employment with Leigh Mardon

Some of the significant work achievements while at Leigh Mardon Australasia (American Banknote) are as follows:
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Restructured the Data Processing Operations by reviewing existing labour, qualifications, experience and work attitude of all personnel. This review led to the relocation and hiring of new DP operators that are suited to the dynamic nature of the business.

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Reviewed the processes and equipment used by the department. This resulted in the upgrade of old workstations to state of the art computers and up to date software.

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Revised and improved the documentation and work instructions within the department making it easy to understand, coherent and abiding with the ISO9000 accreditation.

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Reinforced a work ethic recognising that DP Operations is a service bureau with the aim of providing products only to satisfy customer requirements.

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Redesigned the office and work area to make it more efficient.

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Trained and supervised new DP Operators on the various data management and processing procedures, emphasising the need for focus, attention to detail and security.

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Interacted with IT programmers on the improvement of in-house software. Have also been involved in writing codes in Visual Basic 6.

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Liaised with various clients on the issues pertaining to their data.

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Have been part of the team who regularly make tender presentations to clients. This has led to successful retention of big contracts from which the company acknowledged my involvement.

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With the above record of accomplishment, I was commissioned by the company to visit Leigh Mardon’s Ingleburn Office, Sydney to review their current processes and put forward recommendations for improvement.

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Was given several Project Management tasks among them was the transfer of the PIN Bureau to the Secura PIN business unit. Also as a team member in a major project of transferring the  entire secure cheque printing business from Sydney to the Melbourne printing plant.

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As at September 2002, was handed the task of overseeing the Quality Assurance aspect of the company's Personalisation Plant (Highett Production Site). This task entails functioning as Quality Assurance Manager responsible for the upkeep, continuous improvement and monitoring of the company's ISO9001:2000 certification.  This function involved various projects of converting the predominantly paper based system to a digital/electronic system (e.g. document control, customer complaints, among others). This project was successfully completed by February 2003 and the company was ISO9001:2000 certified until 2006.

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As at November 2005, was appointed as the Project Manager for developing the Scanning business capability of Leigh Mardon. This project involves the research, development and testing of the various scanning technologies currently available in the market for possible integration to Leigh Mardon's business solutions.

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As at January 2006, was given a project to develop a KPI capture, measuring and reporting system for the "secure personalisation production plant." The resulting system was popular company wide that it was rolled out to other business units where I am used as a resource for development and implementation.

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As at March 2006, was appointed as System Administrator for the "Time and Attendance" project. This task involves acquiring new technical IT skills in the e-Tivity software to manage the day-to-day administrative tasks as well as conduct training and trouble shooting.  The project went live in the last week of August 2006.

 

7. GeoScience Victoria - DPI

Gold Undercover Initiative [Gold]
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Project Lead in the validation and quality control of the State's comprehensive borehole (Project GSV04) and geochemistry (Project GSV05) databases for on-line publication through GeoVic (http://dpi.vic.gov.au/minpet)

 

Mineral Occurrence Data Model

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Has been appointed to be a member of the Mineral Occurrence Data Model Working Group to represent the state of Victoria. The working group has the objective of formulating a standard data exchange in regards to mineral occurrence models Australia-wide.

 

8. AMC Consultants Pty Ltd

Mineral Deposits Limited, Senegal [Heavy Mineral Sands]

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Comparative analysis of heavy mineral sands assays between bulk samples from Shafts, RC and Auger drilling for the Grande Cote project in Senegal.

 

Peak Gold Desktop Review, Western Australia  [Gold]

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Assisted in the compilation of documentation for a confidential technical review/due diligence of certain gold assets in Western Australia.

 

Ormonde Mining Plc, UK [Copper]

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Block model review of the La Zarza deposit in southern Spain.

 

Kazakhmys Plc, UK [Copper]

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Performed data validation and wireframe modelling of the copper porphyry oxide zone for resource and reserve estimation of the Aktogay project.

 

Roseberry Mine, Tasmania [Zinc, Base Metals]

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Technical Review of the geology and resources of the Roseberry Mine, Tasmania of Zinifex in behalf of Grant Samuel & Associates.

 

LARCO, Greece [Nickel Laterite]

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Successfully obtained a contract for the auditing of the company's Nickel laterite & Lignite deposits in Greece. 

 

9. Dragon Mountain Gold Pty Ltd

 

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Just as DMG was getting well into exploration on several geographically separate projects in China the global financial crisis reduced the availability of funds for exploration which meant a drastic change in plan. James was able to successfully take up the challenge and fill several exploration roles managing the continuation of work spanning the large and widespread tenements (TB Moylan, GM)

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Successfully upgraded the Liba resources (Indicated) and released the maiden resource for Ma Gou projects compliant to the JORC code reporting standards.

 

10. Mining Plus Pty Ltd

CopperChem, Australia [Copper]

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Geological Services: Database management review, block model validation and implementing drilling protocols on the Great Australia Mine, Cloncurry, QLD, Australia.

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Due diligence review of Mt. Colin copper deposit in Queensland, Australia.

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Geological mentoring in mine geology and grade control.

 

Bezant Resources Plc, WA, Australia [Copper - Gold]

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JORC Compliant resource review and description of the Guinaoang Cu-Au Deposit in Mankayan Gold District, Benguet Province, the Philippines.

 

Albidon Limited, WA, Australia [Nickel Sulphides]

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Munali Nickel Mine, Zambia. Site visit to conduct drill hole database compilation and validation; resource and reserve reconciliation; audit of operational procedures and documentation for geological activities; and supervision and guidance for the Mining and Geology teams.

 

 Bezant Resources, WA, Australia [Copper]

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Block model review and validation of the Guinaoang Porhyry Copper deposit in Makayan, the Philippines.

 

Severstal Resources, Russia [Iron Ore]

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Block model review and validation of the Kirovogorsky and Olenegorsky iron ore deposits.

 

Wings Iron, Pea Ridge Deposit, USA [Iron Ore]

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Resource review to JORC compliant reporting.

 

Rex Minerals, Hillside Project, SA, Australia [Copper - Gold]

bulletGeological mentoring and advisory on resource development.

 

Slamon River Resources Ltd, Mt. Manning Iron Ore Project, WA, Australia [Iron Ore]

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Project guidance and resource review to NI 43-101 compliant reporting.

 

Priargunskiy Project, Russia [Uranium]

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Resource review and block model validation of a uranium deposit to JORC compliant reporting.

 

Newcrest Tanami, Carbine Deposit, NT/WA, Australia [Gold]

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Resource review and block model validation of a gold deposit.

 

Buckingham Exploration, WA, Australia [Copper, Gold, Coal]

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Due diligence review of a Copper & Gold project in Sulawesi, Indonesia.

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Due diligence review of a Coal project in Central Kalimantan, Indonesia.

 

Delta Minerals Corporation, Vancouver, Canada [Gold]

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Due diligence review two Gold Mining Operations in Victoria, Australia.

 

Orko Silver Corp, Vancouver, Canada [Silver]

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Supervision and mentoring of geologist in the resource modelling of the La Preciosa silver deposit located in Durango State, Mexico.

 

11. Intrepid Mines Ltd

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Successfully assessed and assisted in the update and upgrade oxide and porphyry resources of the Tujuh Bukit Project in Indonesia. Signed off as QP with overall responsibility for the Technical Report (NI 43-101) submitted to the Ontario Stock Exchange (SEDAR).

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Part of the company’s two man technical team that completed the Engineering Study (Pre-Feasibility) for Tujuh Bukit Project. This project was completed end of March 2013 that made myself redundant. 

 

12. Natural Resources Industry Consultants

Geological Survey of Victoria (Department of Primary Industries), Melbourne, VIC, Australia [Various]

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Been commissioned by the Geological Survey of Victoria (Department of Primary Industries – Victoria) to undertake high-level confidential independent expert review of technical and mineralisation reports whether they are compliant to JORC 2004 reporting standards as well as the Ministerial Guidelines.

 

Raub Australian Gold Mine, Pahang, Malaysia [Gold]

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Been commissioned to review the resources and reserves reports whether it is JORC compliant, as well as prepare an exploration program to upgrade the exploration targets to inferred and indicated resources category.

 
 

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