ten sentences on minerals

Sentences on Minerals

• Iron is found almost everywhere, and in the greatest abundance. It is the most useful metal. Locks, hoops, chains, tires, nails, bolts, stoves, etc., are made of it.
• Copper is of a reddish color; its rust is called verdigris, and is a strong poison.
• Quicksilver is very white and is a liquid; it gathers in little globules.
• Stones do not melt in fire, nor can they be hammered out; (they are brittle).
• Pebbles are small stones which have been rolled about for some time by the water; this has made them nicely round and smooth.
• Lava is thrown up by volcanoes; it is quite soft at first, but becomes harder and harder as it cools.
• The loadstone (magnet) attracts iron and imparts this power of attraction to the latter, when frequently rubbed over it.
• There are a great many different kinds of earth.
• Clay is used by the brickmaker, potter, etc. (For what ?)
• Marble may be polished very beautifully.

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