Answer:
The opal is the National Gemstone of Australia. The opal is almost exclusively located within Cretaceous sedimentary rocks of the Great Artesian Basin, Intense weathering resulted in extensive silicification at relatively shallow levels within the Tertiary regolith.
Answer: US intelligence had deciphered messages laying out the Japanese plan.
In the early 1530s Hernando began his career in peru
North Africa traded gold while the west Africans traded salt, so they each benefited
