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
Tangshan (åå±±; TÃ¡ngshÄn) is a city in Hebei. Understand . Tangshan was known for the 1976 earthquake that measured 7.8 on the richter scale that killed 255,000 residents. The city has since been rebuilt and is now the richest in Hebei province. Get in . There is a small airport with domestic fights only.