sand
Silicon is used to make computer chips.
Rocks are made of grains that fit together.
The rocks have a high enough metal content to make them economically viable for extraction. The metal can be extracted and used for various industrial purposes. Extracting the metal from the rocks would be profitable.
yes it was marble made the taj mahal
Igneous rocks are used to make crushed stone, gravel, and dimension stone for construction. Sedimentary rocks are used to make cement, limestone, and sandstone for building materials. Metamorphic rocks like marble and quartzite are popular for countertops and decorative purposes.
1 million rocks
Rocks.
limestone
Yes they are used to make roads or they can be cut square to make houses.
Silicon is used to make computer chips.
sandstone or limestone
Flint.
Ancient people used obsidian ( rocks used to make weapons)
arrowheads
The two main elements used to make computer chips are germanium and silicon.
A computer mouse
they used wood,berrys and rocks