In which country was diamond first mined?

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Wrong! The correct answer is carbon.
Diamond is carbon in its most concentrated form. Except for trace impurities like boron and nitrogen, diamond is composed solely of carbon. Extremes of clarity can produce a brilliant magnificent diamond, or a dead, dull, and lifeless stone. Most diamonds are over three billion years old.

Correct!
Diamond is carbon in its most concentrated form. Except for trace impurities like boron and nitrogen, diamond is composed solely of carbon. Extremes of clarity can produce a brilliant magnificent diamond, or a dead, dull, and lifeless stone. Most diamonds are over three billion years old.

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Wrong! The correct answer is India.
Diamond was first mined in India and the earliest known reference to diamond is found in Sanskrit manuscript, the Arthasastra. As a matter of fact, India was the predominant source for over 2,000 years, until the mid-eighteenth century.

Correct!
Diamond was first mined in India and the earliest known reference to diamond is found in Sanskrit manuscript, the Arthasastra. As a matter of fact, India was the predominant source for over 2,000 years, until the mid-eighteenth century.

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Wrong! The correct answer is Venice.
Diamond trading first started in Venice. By 1499, Portuguese navigator Vasco da Gama discovered the sea route to India around the Cape of Good Hope and Goa was set up as the Portuguese trading centre. A diamond route was subsequently developed from Goa to Lisbon to Antwerp.

Correct!
Diamond trading first started in Venice. By 1499, Portuguese navigator Vasco da Gama discovered the sea route to India around the Cape of Good Hope and Goa was set up as the Portuguese trading centre. A diamond route was subsequently developed from Goa to Lisbon to Antwerp.

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Wrong! The correct answer is industry.
Eighty per cent of the diamonds mined annually are used in industry. Being the hardest substance on earth, diamonds are used to cut, grind, and polish most hard substances.

Correct!
Eighty per cent of the diamonds mined annually are used in industry. Being the hardest substance on earth, diamonds are used to cut, grind, and polish most hard substances.

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Wrong! The correct answer is Antwerp.
70 per cent of the world's diamond trading is done in Antwerp. The diamond trade represents 8 per cent of the total export of Belgium. After Antwerp, New York, Tel Aviv and Mumbai are the most important diamond centres of the world. Near the central station, a half hour's journey from the Brussels airport is the Antwerp Diamond Center, which stretches over one square mile and houses 1500 diamond companies and 4 diamond bourses.

Correct!
70 per cent of the world's diamond trading is done in Antwerp. The diamond trade represents 8 per cent of the total export of Belgium. After Antwerp, New York, Tel Aviv and Mumbai are the most important diamond centres of the world. Near the central station, a half hour's journey from the Brussels airport is the Antwerp Diamond Center, which stretches over one square mile and houses 1500 diamond companies and 4 diamond bourses.