Carbon dating rocks can you
On the other hand, you can generally safely assume that it is no younger than the date of surrounding organic materials, which is something at least. Obviously, antler picks are organic and can be carbon dated.
One lucky thing for archeologists of the area around Stonehenge is that the people of the area used deer antler picks to dig. Plus they are tough enough to be salvageable after 3000 years in the ground.
and is now the principal source of information about the absolute age of rocks and other geological features, including the age of fossilized life forms or the age of the Earth itself, and can also be used to date a wide range of natural and man-made materials.
Together with stratigraphic principles, radiometric dating methods are used in geochronology to establish the geologic time scale.
C14 dating, context, and seriation are more commonly used.Obsidian tools and flakes develop a 'rind' at a known rate over time, and measuring that rind can give you a date.This only works with obsidian, and there is no similar technique for other rock types.The builders used such a perfect material for dating by our modern techniques.
Obsidian can be dated via Obsidian hydration dating. The way archaeologists date stone tools and the like is through their context.