Name: CHIANG KHAN Place of fall: Chiang Khan, Loei, Thailand. 17°54'N., 101°38'E. Date of fall: November 17, 1981, 05.30 hrs. Class and type: Stone. Olivine-bronzite chondrite (H6). Olivine Fa18. Number of individual specimens: 31 Total weight: 367 g Circumstances of fall: After a bright fireball and detonations, 31 pieces were recovered from the town of Chiang Khan, on the Thailand-Laos border. The largest fragment weighed 51.3 g. Source