Galena, Illinois called Galena "La Pointe" and early Americans adopted this name as "The Point". Early documentation officially records the name as "Fever River", an early name for the Galena River, though it does not appear that this name was commonly used. George Davenport, a retired colonel in the United States Army, successfully shipped Galena's first boatload of lead ore down the Mississippi River in 1816. Three years later, Jesse W. Shull built a trading post. The Thomas H. January family, who arrived in 1821 from Maysville, Kentucky, are considered the first permanent American settlers. The next year, the US Department of
Heavy mineral sands ore deposits deposit is usually low. Within the 21st century, the lowest cut-off grades of heavy minerals, as a total heavy mineral (THM) concentrate from the bulk sand, in most ore deposits of this type is around 1% heavy minerals, although several are higher grade. Of this total heavy mineral concentrate (THM), the components are typically Generally, as zircon is the most valuable component and a critical ore component, high-zircon sands are the most valuable. Thereafter, rutile, leucoxene and then ilmenite in terms of value given to the ore. As a generality, typically the valuable components of the THM concentrate rarely exceed