Q. Earth's oldest-known rocks, dated at 4.16 billion years old, were identified in which country?
पृथ्वी की सबसे पुरानी ज्ञात चट्टानें, जो 4.16 अरब वर्ष पुरानी हैं, किस देश में पहचानी गईं?
Explanation
Earth's oldest-known rocks, dated to be 4.16 billion years old, were identified in Quebec, Canada.
पृथ्वी की सबसे पुरानी ज्ञात चट्टानें, जो 4.16 अरब वर्ष पुरानी बताई गई हैं, कनाडा के क्यूबेक में पहचानी गईं।
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