Galena, Maryland the lead ore known as galena. There is, however, no geological evidence for galena deposits on Maryland's eastern shore, and the story is likely apocryphal. Galena is home to a variety of small businesses for its size. Along with many antique shops, there is a diner, confectionery shop, convenience store and deli, organic and healthfoods market, pizza parlor, and recording studio, and wedding videography studio. As of the census of 2010, there were 612 people, 271 households, and 169 families residing in the town. The population density was . There were 284 housing units at an average density of .
Mineral hydration Mineral hydration Mineral hydration is an inorganic chemical reaction where water is added to the crystal structure of a mineral, usually creating a new mineral, usually called a "hydrate". In geological terms, the process of mineral hydration is known as "retrograde alteration" and is a process occurring in retrograde metamorphism. It commonly accompanies metasomatism and is often a feature of wall rock alteration around ore bodies. Hydration of minerals occurs generally in concert with hydrothermal circulation which may be driven by tectonic or igneous activity. There are two main ways in which minerals hydrate. One is conversion of an oxide