Michael Brook

Director/Board Member at GEOPACIFIC RESOURCES LIMITED

Net worth: 2 M $ as of 31/05/2026

Non-Energy Minerals

Commercial Services

Energy Minerals

Profile

Michael David Brook currently works at Geopacific Resources Ltd., as Independent Non-Executive Director from 2023, Institute of Materials, Minerals & Mining Ltd., as Member, and Australasian Institute of Mining & Metallurgy, as Member.
Mr. Brook also formerly worked at Cassius Mining Ltd., as Non-Executive Director from 2011 to 2012, Atlantic Tin Ltd., as Non-Executive Director from 2015 to 2017, Vital Metals Ltd., as Non-Executive Director from 2024 to 2025, and Glencore Queensland Pty Ltd., as Mine Geologist from 1983 to 2011.
Mr. Brook received his undergraduate degree in 1981 from The University of Wales.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
Lion Selection Group Ltd. Lion Selection Group Ltd. Investment ManagersFinance Functions as a venture capital fund 2.65%	30/09/2025	3,791,841 ( 2.65% )	2 M $	31/05/2026
GEOPACIFIC RESOURCES LIMITED 0.05%	31/12/2025	1,571,429 ( 0.05% )	52 014 $	31/05/2026

Michael Brook active positions

Companies	Position	Start
GEOPACIFIC RESOURCES LIMITED	Director/Board Member	08/07/2022
Australasian Institute of Mining & Metallurgy Australasian Institute of Mining & Metallurgy Miscellaneous Commercial ServicesCommercial Services Provides services to professionals engaged in all facets of the global resources sector	Corporate Officer/Principal	-
Institute of Materials, Minerals & Mining Ltd. Institute of Materials, Minerals & Mining Ltd. Miscellaneous Commercial ServicesCommercial Services Operates an association providing professional services and publications on mining and minerals sectors	Corporate Officer/Principal	16/03/2011

All active positions of Michael Brook

Former positions of Michael Brook

Companies	Position	End
VITAL METALS LIMITED	Director/Board Member	22/09/2025
KASBAH RESOURCES LIMITED	Director/Board Member	27/02/2017
CASSIUS MINING LIMITED	Director/Board Member	10/02/2012
Glencore Queensland Pty Ltd. Glencore Queensland Pty Ltd. CoalEnergy Minerals Operates as a holding company	Corporate Officer/Principal	-

See the detail of Michael Brook's experience

Training of Michael Brook

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

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Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

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Linked companies

Private companies	8
Glencore Queensland Pty Ltd. Glencore Queensland Pty Ltd. CoalEnergy Minerals Operates as a holding company	Energy Minerals
Geopacific Resources Ltd. Geopacific Resources Ltd. Precious MetalsNon-Energy Minerals Explores gold and gold-copper deposits	Non-Energy Minerals
Cassius Mining Ltd. Cassius Mining Ltd. Precious MetalsNon-Energy Minerals Develops and explores for other mineral properties	Non-Energy Minerals
Atlantic Tin Ltd. Atlantic Tin Ltd. Other Metals/MineralsNon-Energy Minerals Operates as a tin-focused mineral exploration and development company	Non-Energy Minerals
The University of Wales The University of Wales Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Institute of Materials, Minerals & Mining Ltd. Institute of Materials, Minerals & Mining Ltd. Miscellaneous Commercial ServicesCommercial Services Operates an association providing professional services and publications on mining and minerals sectors	Commercial Services
Australasian Institute of Mining & Metallurgy Australasian Institute of Mining & Metallurgy Miscellaneous Commercial ServicesCommercial Services Provides services to professionals engaged in all facets of the global resources sector	Commercial Services
Vital Metals Ltd. Vital Metals Ltd. Other Metals/MineralsNon-Energy Minerals Explores and develops mineral properties	Non-Energy Minerals