অনুসন্ধান করুন
Pegmatite
01
a form of igneous rock consisting of extremely coarse granite resulting from the crystallization of magma rich in rare elements
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অ্যাপ ডাউনলোড করুন
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অনুসন্ধান করুন
a form of igneous rock consisting of extremely coarse granite resulting from the crystallization of magma rich in rare elements