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In igneous and metamorphic rocks, smaller mineral occurrences lie in:
ARiverbeds and dunes only
BCrevices, faults or joints
CFloating volcanic ash
DCoral reef platforms
Answer & Solution
Correct answer: B. Crevices, faults or joints
1. Minerals form in particular rock settings.
2. In igneous and metamorphic rocks they occupy crevices, faults or joints.
3. The smaller occurrences take exactly these forms.
_Source: NCERT Class 10 Geography, Ch 5 'Minerals and Energy Resources' (jess105)_
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