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Specialty Metals & Minerals: Vanadium

Vanadium’s fastest growing use is in vanadium redox batteries. This technology is almost certain to replace lithium ion batteries for fixed storage, although unlikely to compete in the electric vehicle market. The future demand growth for lithium, graphite and cobalt is therefore likely to be much more muted than the…

On Silver and Money

Silver is thought to have been first used as money in Mesopotamia around 3,000BC. The silver was initially in the form of rings worn as jewelry that also functioned as currency. Coins were subsequently minted using the sexagesimal system (this system, based upon 60, is still used today to measure…

Cranes in Sydney

The image below is compelling evidence of the property boom in Sydney and Melbourne. The cranes are everywhere, is some places one can see as many as 20 within a kilometre or two. And it seems most streets in the city have houses being demolished and replaced with McMansions. This…

Specialty Metals and Minerals: Garnet

Properties All garnet minerals are alumino-silicates, the following table lists the most common types of garnet minerals. Note that these are “end member” formulas, it is possible for replacement to occur. For example, the calcium in grossular is often replaced by iron.   Mineral Formula Specific Gravity Hardness (Mohs) Almandine…

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