Search Results for: mining

Enhanced Weathering: Simple Economics?

costs of Enhanced Rock Weathering

…to consider whether mining basalt should be materially cheaper than mining other bulk commodities (at c$40/ton). The data-file contains our ‘top three charts’, our workings and our underlying notes from…

Semiconductors: outlook in energy transition?

…chain for semiconductors starts with silica mining (350MTpa globally), then production of silicon metal (8.5MTpa globally) in an arc furnace; then 99.999% pure polysilicon (1MTpa globally) via the Siemens process…

Landfill costs: by country and over time?

Landfill costs by country and over time

…material are complex. If we take the UK as an example: there is a ‘standard rate’, a ‘lower rate’; a range of industries that qualify for exemptions (ranging from mining-related…

Hydrofluoric acid: the economics?

costs of hydrofluoric acid production

…and CO2 taxes. Back-up tabs aggregate a build up into fluorinated polymer value chain (based on PTFE), fluorspar mining data by country from USGS and our notes from technical papers….

Japan oil demand: breakdown over time?

Japan's oil demand from 1990 to 2023. Japan's oil demand peaked in 1996 at 5.8Mbpd and has since declined to 3.4Mbpd by 2023.

…time, based on data from METI, across Passenger Vehicles, Commercial Vehicles, Motorcycles, Taxis, Buses, Trucking, Rail, Aviation, Shipping, Agriculture, Mining, Construction, Steel, Chemical Feedstock, Chemicals Heat, Materials, Food, Industrial Heat,…

Silica producers: screen of leading companies?

largest silica sand companies

…Added to cart Silica mining and processing has been a challenging business in the recent past. Many companies have been loss-making. Otherwise, ROCE’s have been low, at 6-7% for the…

Bioleaching: case studies and examples?

Bioleaching case studies

…of integrated mining-smelting operation. Avoiding smelting also avoids around 2 tons/ton of CO2 emissions, which is also around a 50% reduction (model here). The technology is mature. This data-file tabulates…

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