Precious metal "precious" metal can also be determined by high demand or market value. Precious metals in bulk form are known as bullion and are traded on commodity markets. Bullion metals may be cast into ingots or minted into coins. The defining attribute of bullion is that it is valued by its mass and purity rather than by a face value as money. The level of purity varies from issue to issue. "Three nines" (99.9%) purity is common. The purest mass-produced bullion coins are in the Canadian Gold Maple Leaf series, which go up to 99.999% purity. A 100% pure bullion is
Deutsche Bank Liquid Commodity Index these two metals constitute only 11% of total turnover on the LME. Energy markets exhibit a similar degree of market concentration with the benchmark West Texas Intermediate (WTI) crude oil contract representing 37% of total energy futures turnover on NYMEX in 2006. Deutsche Bank Liquid Commodity Index The Deutsche Bank Liquid Commodity Index (DBLCI) was launched in February 2003. It tracks the performance of six commodities in the energy, precious metals, industrial metals and grain sectors. The DBLCI has constant weightings for each of the six commodities and the index is rebalanced annually in the first week of November. Consequently,