Question
स्पष्ट आरेखों की सहायता से गैब्रो के स्थूल तथा सूक्ष्मदर्शीय लक्षणों की विवेचना कीजिए।
Answer :
Word Count : 406
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Skip in 10
गैब्रो एक भारी, खनिजों में धनी आग्नेय शिला है, जो मुख्यतः बेसाल्टिक मैग्मा के ठंडे होने पर बनती है। इसकी संरचना घनी और क्रिस्टलीय होती है, और यह सामान्यतः भूगर्भ में प्लूटोनिक प्रक्रियाओं के परिणामस्वरूप निर्मित होती है। गैब्रो के स्थूल और सूक्ष्मदर्शीय लक्षण इसकी खनिज संरचना और बनावट से स्पष्ट होते हैं। स्थूल दृष्टि से गैब्रो आमतौर पर क्रिस्टलीय संरचना वाला, मोटे दाने वाला और हल्का हरा या गहरा हरा रंग का होता है। इसमें प्रायः प्लाज़ियोक्लेज़ फेल्डस्पार प्रमुख खनिज
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