694 4.3.1 For Government and Regulators ● Develop a Differentiated Regulatory Framework: Create regulations recognizing reprocessing as a dual mining-remediation activity, aiming to shorten evaluation times and provide legal certainty. ● Establish an Inter-Institutional "One-Stop Shop": Organize an efficient and centralized management system to coordinate permits and approvals between ministries (MINEM, MINAM) and other relevant agencies (ANA, OEFA), reducing bureaucratic friction and accelerating project timelines. ● Implement Incentives and Promotion Policies: Implement fiscal incentives to attract private investment, rewarding the permanent closure of environmental liabilities. ● Create a National Geometallurgical Registry: Evolve the MEL inventory into a database with detailed geometallurgical data to allow pre-screening of deposits with high economic potential. 4.3.2 For the Mining Industry and Project Developers ● Lead Informed Social Participation: Move beyond consultation to develop partnership programs ensuring communities understand the risk-reduction benefits, fostering the trust required for a social license. ● Pilot New Technologies: Invest in innovative characterization and dewatering technologies adapted to Peruvian legacy tailings to bridge the gap between theoretical potential and reality. 4.3.3 For Academia and Research Institutions • Investigate Remote Sensing for Characterization: Validate satellite-based hyperspectral imagery as a cost-effective tool for regional mineralogical screening. • Advanced Geometallurgical Models: Develop models predicting metallurgical performance for complex, oxidized legacy tailings to reduce technical uncertainty. 4.3.4 Key Stakeholders and Potential Synergies • Public-Private Partnerships: Governments and investors can mitigate financial risk by partnering to fund projects, integrating them into broader regional restoration efforts. • Shared Infrastructure: In districts with clustered liabilities, companies can collaborate on shared processing and disposal facilities (co-disposal). This dramatically decreases CAPEX and improves operational efficiency. • Technological Collaboration: Joint piloting between industry, technology providers, and academia accelerates the adoption of cleaner technologies, enhancing recovery rates and strengthening the local knowledge base. • Strengthened Social License: Involving communities as active partners in planning and monitoring builds trust, transforming potential conflict into shared value through local employment and visible remediation. 4.4 The Next Frontier: Innovations in Processing and Disposal Looking forward, the viability and scope of tailings reprocessing will be amplified by continuous innovation in three key areas: • Processing: Innovations aim to unlock value from complex, low-grade materials. While flotation remains a core technology, selective leaching and In-Situ Recovery (ISR) offer the potential to mitigate physical tailings mining risks, provided that sophisticated hydrogeological control is maintained to prevent groundwater contamination. • Disposal: The industry is shifting toward denser, stable landforms. Filtered tailings produce a stackable "earth-fill" material, maximizing water recovery—critical in the arid Andes—and facilitating progressive closure. Furthermore, co-disposal (blending tailings with waste rock) integrates waste streams into geochemically stable landforms designed for closure from the outset.
RkJQdWJsaXNoZXIy MTM0Mzk2