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.
Marbles of different material.
There are those treasured spheres of agate and there have even been marbles made of steel.
Following is a list of marble types according to their colour.
Handmade marbles were also produced from materials other than glass or clay.
At first they may have been simple round stones or clay balls.
These other additives range from aluminum hydrate to zinc oxide.
Marbles have been made of all kinds of materials throughout history.
Marbles of different sizes and types a marble is a small spherical toy often made from glass clay steel plastic or agate.
These little beauties are made from all sorts of materials and they come in a wide variety of designs and colors.
More recently they have been made of actual marble clay porcelain glass and steel.
Did you know marbles are made from glass wood clay and many more materials.
They were probably used in games and not for marble playing because they are not very dense.
The process for making marbles has changed over the years as new materials and technologies spread.
These balls vary in size.
The ultimate guide to different types of marbles.