- Shandong Tianyu Museum of Natural History
- 13,000 kilogram(s)
- China Mainland (Pingyi County ,Linyi City)
The largest amethyst geode weighs 13,000 kg (28,660 lb) and is 3 m (9 ft 10 in) long, 1.8 m (5 ft 10 in) wide and 2.2 m (7 ft 2 in) high. It is displayed in Shandong Tianyu Museum of Natural History (China) in Shandong, China.