The extraction process to remove the lead from the sulfur is very simple, thus lead has been extracted from Galena since the earliest times.Galena from certain regions is rich in silver, and some specimens may contain as much as 20 percent silver. Because of this, silver-rich Galena is also an ore of silver.
Research shows that hiking has a positive impact on combating the symptoms of stress and anxiety, says Gregory A. Miller, PhD, president of the American Hiking Society. Being in nature is ingrained in our DNA, and we sometimes forget that.
hiking image by Galyna Andrushko from Fotolia.com. A hiking stick can make you more nimble while crossing a slippery river crossing or take some of the load from your knees while you finish those last few miles on the trail. The wood you choose plays a crucial role in the stick's construction.