Diamond is used to cut glass, since it is harder than glass.
Maybe pieces of old,broken glass
Maybe pieces of old,broken glass
Usually sandstone is used to supply quartz for making glass.
Usually sandstone is used to supply quartz for making glass.
There could be several rocks used in the making of glass, but the main constituent material used in making glass is quartz. The rock which is used most for supplying the quartz used in glass making is sandstone.
is used for making windows/glass
this rock is used for smelting and making glass
There are many different types of cutters on the market and many opinions on the "correct" way to cut glass.
steel and glass
lots
cookie cutters can be used on any kind of cookie........i mean come on people!
Because the diamonds are harder than the glass and can cut a 'score' into the surface of the glass, so that with a light tap, the glass separates along the 'score'.