Effects of Calcination on the Crystallography and Nonbiogenic Aragonite Formation of Ark Clam Shell under Ambient Condition - Chee Wah Loy; Khamirul Amin Matori; Way Foong Lim; Siegbert Schmid; Norhazlin Zainuddin; Zaidan Abdul Wahab; Zarifah Nadakkavil Alassan; Mohd Hafiz Mohd Zaid (Advances in Materials Science and Engineering)