Question
तांबे के मुख्य अयस्क, उपस्थिति की अवस्था की चर्चा कीजिए। भारत में तांबा अयस्क का वितरण पर टिप्पणी कीजिए।
Answer :
Word Count : 459
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Skip in 10
तांबा एक महत्वपूर्ण आधार धातु है जिसका प्रयोग विद्युत, इलेक्ट्रॉनिक्स, निर्माण तथा मिश्रधातुओं के निर्माण में व्यापक रूप से किया जाता है। तांबे के अयस्क मुख्यतः सल्फाइड, ऑक्साइड और कार्बोनेट वर्ग में पाए जाते हैं। तांबे का सर्वाधिक महत्त्वपूर्ण सल्फाइड अयस्क चाल्कोपाइराइट (CuFeS₂) है, जिसमें तांबे की मात्रा लगभग 34% होती है। यह विश्व में तांबे का प्रमुख वाणिज्यिक अयस्क है। इसके अतिरिक्त बोर्नाइट (Cu₅FeS₄), चाल्कोसाइट (Cu₂S) और कोवेलाइट (CuS) भी महत्त्वपूर्ण सल्फाइड अयस्क हैं। बोर्नाइट को “पीकॉक अयस्क” भी कहा जाता है क्योंकि इसका रंगीन आभा होती है और इसमें तांबे की मात्रा अधिक होती है। चाल्कोसाइट में तांबे की मात्रा लगभग 80% तक होती
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