There are also a number of other fascinating facts about natural Baltic Amber it floats in salt water but sinks in fresh water; its hardness measures 2.0-2.5 on the Mohs Hardness Scale; its density amounts to 0.96-1.096g/cm3. When amber is touched with fire, it produces an aroma of burning pine.
Location of Tanggu on a map. Tanggu is a city found in Tianjin, China. It is located 39.02 latitude and 117.65 longitude and it is situated at elevation 6 meters above sea level. Tanggu has a population of 535,298 making it the 2nd biggest city in Tianjin. It operates on the CDT time zone, which means that it follows the same time zone as Tianjin. Quick facts
The Ground Shifts Beneath Them: At 3:42 am on July 28, 1976, a magnitude 7.8 earthquake struck Tangshan, an industrial city of 1 million people in northern China. The quake leveled about 85% of the buildings in Tangshan, which had been built on the unstable soil of the Luanhe River's flood plain.n many ways, the political repercussions of the Great Tangshan Earthquake were even more significant than the death toll and physical damage. Mao Zedong died on September 9, 1976. He was replaced as Chairman of the Chinese Communist Party, not by one of the radical Gang of Four, but by Premiere Hua Guofeng.