Search results
Results From The WOW.Com Content Network
This is a list of prices of chemical elements. Listed here are mainly average market prices for bulk trade of commodities. Listed here are mainly average market prices for bulk trade of commodities. Data on elements' abundance in Earth's crust is added for comparison.
According to the Museum of Amber in San Cristóbal, almost 300 kg of amber is extracted per month from the state. Prices vary depending on quality and color. [citation needed] The amber dates from between 15 million years old, for the youngest sediments of the Balumtun Sandstone and 22.5 million years old for the oldest La Quinta Formation.
Amber is heterogeneous in composition, but consists of several resinous bodies [clarify] more or less soluble in alcohol, ether and chloroform, associated with an insoluble bituminous substance. Amber is a macromolecule formed by free radical polymerization [22] of several precursors in the labdane family, for example, communic acid, communol ...
Spanish amber- amber from Northern and Eastern Spain, Cretaceous (Albian) in age. Sri Lankan amber - found in sea coast in a very small quantity also called Indian amber or Indian sea amber. Sumatran amber - found in Jambi, Indonesia this amber is a young amber, typically falling in the 20-30 million year age range.
The age of the amber is controversial, though it is generally interpreted as having been produced during the Eocene epoch (56-34 million years ago). Different authors have given estimates of 40-47 million years ago and 35-43 million years ago as the age of the amber. Dating the amber precisely is difficult due to its redeposited context. [6]
Ambergris (/ ˈ æ m b ər ɡ r iː s / or / ˈ æ m b ər ɡ r ɪ s /; Latin: ambra grisea; Old French: ambre gris), ambergrease, or grey amber is a solid, waxy, flammable substance of a dull grey or blackish colour produced in the digestive system of sperm whales. [1]
If you hear an Amber Alert, watch for the child, suspect and vehicle described in the alert. Immediately report any sightings by calling 911 or the telephone number included with the alert.
Blue amber is a rare variety of amber resin that exhibits a blue coloration. Blue amber has been most commonly found in the Dominican Republic—especially in the amber mines around the city of Santiago and, less commonly, in the eastern half of the country. In the modern age, it was discovered at about the same time as Dominican amber. [1] [2] [3]