They were probably used in games and not for marble playing because they are not very dense.
Marbles of different material.
These balls vary in size.
Marbles have been made of all kinds of materials throughout history.
The process for making marbles has changed over the years as new materials and technologies spread.
More recently they have been made of actual marble clay porcelain glass and steel.
Marbles of different sizes and types a marble is a small spherical toy often made from glass clay steel plastic or agate.
Therefore they are not very effective for shooting or targets.
Did you know marbles are made from glass wood clay and many more materials.
These little beauties are made from all sorts of materials and they come in a wide variety of designs and colors.
Handmade marbles were also produced from materials other than glass or clay.
These other additives range from aluminum hydrate to zinc oxide.
At first they may have been simple round stones or clay balls.
The ultimate guide to different types of marbles.
Wooden marbles can be found in either their natural color or dyed.
According to wikipedia marble is a compact metamorphic rock composed of recrystallised carbonate minerals that have been subject to high temperatures and pressure resulting in different types of marble.