The basics:
http://en.wikipedia.org/wiki/Flint
http://en.wikipedia.org/wiki/Chert
http://en.wikipedia.org/wiki/Obsidian
http://en.wikipedia.org/wiki/Quartz
http://www.turnstone.ca/rom76ch.htm
- - - Updated - - -
An easy substitute for actual stone, which is cheap for practicing, and will actually hold up under use (depending on the target) is glass! The bottom of any glass bottle is thick enough to knap into arrowheads. So next time you're enjoying a few pints... smash em up and start knapping
Bookmarks