Stone

Stone is a natural material, used by men for construction.
 * What are stones?

How many kinds of stone do you know?** I know brick, marble, granite, quartz, gold, diamond, sandstone.

Stones are a hard and resistant material, because of that most of them can be shape into anything we'd like. They have different textures and colors.
 * What characteristics do stones have?

Why are stones used in construction?** Because they are very resistant and can hold on any weight, and stones are used as a buildings cover to protect.

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