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Q.

"Fool's gold" is :

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a

iron pyrites

b

horn silver

c

copper pyrites

d

bronze

answer is A.

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Detailed Solution

Iron pyrites are also said as "Fool's gold"

Because it looks like gold to the untrained eye, pyrite is sometimes known as "Fool's Gold." Pyrite is brittle and will break rather than bend like gold does, despite having a brass-yellow hue and metallic shine comparable to gold.

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