BLOCKCHAIN FOR TRACEABILITY IN MINERALS AND METALS SUPPLY .
• Complex points of aggregation, mixing and processing depending on the mineral/metal that make it difficult to control material flows • High cost due to the amount of computing power needed and large operational costs (estimates range from USD 100 per GB to USD 50,000 – 100,000 per user) • Blockchain's appliion in supply chains is still in an experimental phase and is largely ...