Gold Michael Kaszuba & Saylor Wollen
Information • Color is golden "butter" yellow. • Copper Group • Streak is Golden Yellow • Hardness is 2.5-3.0 • There is no cleavage. • Fracture is jagged. • Density is very strong. 19.3+
Elements in Gold • Gold Symbol: Au • It’s a diverse class when taken as a whole.
Where are you? • South Africa, Peru, Australia, Canada, China, Indonesia, Russia, United States and many others. • Yes, it’s found in the USA.
Mined and Processed • First find it. Underground Mining and River Sifting are the most popular. • California & Nevada are popular spots • The gold is first separated from the ore using such methods as floatation. Then, it’s purified by smelting, a process which also allows for the gold to be molded into gold bars.
Gold Price = $$$ • 1/6/2014 at 8:57 AM • $$$$ Gold Price Per Ounce $$$$= $$$ 1240.90 US Dollar $$$ • http://www.goldpriceoz.com/
It’s Use • Jewelry • Gold leaf, flakes and dust are eaten for supposed health benefits and as a show of wealthin the Middle East. • Dental Fillings • Modern Medicine through Injection. • Cancer and Arthritis
Gemstone: • a precious or semiprecious stone, esp. one cut, polished, and used in a piece of jewelry. • Some gemstones are synthetic, or at least altered by humans, so therefore they are not naturally occurring. Some gemstones are organic, such as amber, and therefore they are not inorganic.