ಅಭ್ರಕ ಯಾವ ರಾಜ್ಯದಲ್ಲಿ ಹೇರಳವಾಗಿ ಲಭ್ಯವಿದೆ? A. ಪಶ್ಚಿಮ ಬಂಗಾಳ B. ಮಧ್ಯಪ್ರದೇಶ C. ಬಿಹಾರ D. ರಾಜಸ್ಥಾನ

Mica occurs abundantly in the Koderma–Gaya–Hazaribagh belt, historically part of Bihar (now largely Jharkhand), which was famous as the world's leading source of mica. Andhra Pradesh and Rajasthan also have deposits.