The BSA is a constituent member of the World Organization of the Scout Movement. The traditional Scouting divisions are Cub Scouting for boys ages 7 to 10Â½ years, Boy Scouting for boys ages 10Â½ to 18 and Venturing for young men and women ages 14 (or 13 and having completed the 8th grade) through 21.
Black Obsidian has been used since Paleolithic times for making tools and weapons because it holds a sharp edge. Black Obsidian Geological Description: Obsidian is a glassy, silica rich rock formed from lava with a hardness of 5 to 5.5. It is an amorphous stone meaning that its structure contains no regular geometric pattern. Obsidian is found in South America, Japan, Mexico, Afghanistan, and parts of the United States.
Another use of obsidian is as a stone in jewelry. Obsidian is a glasslike volcanic rock that ancient people made arrowheads and spear points from. Some of these are wonderful works of craftsmanship. It has been used to craft tools, historically.