Topic: Is the rise in Childhood Obesity a result of a sedentary lifestyle or due to pre-disposing factors? Research shows that rising number of obese children cannot be attributed solely to sedentary lifestyle or to predisposing factors. The research sites a number of factors that attribute to the childhood obesity epidemic.
Turquoise is an opaque, blue-to-green mineral that is a hydrated phosphate of copper and aluminium, with the chemical formula Cu Al 6 (PO 4) 4 (OH) 8 Â·4 H 2O.t is rare and valuable in finer grades and has been prized as a gem and ornamental stone for thousands of years owing to its unique hue. In recent times, turquoise, like most other opaque gems, has been devalued by the introduction of treatments, imitations, and synthetics onto the market.
The Natural Real Turquoise from around the world is the second most valuable Turquoise, material from China, Mongolia, Mexico, Persia, South America, and Tibet. Pictured Above is Natural Bisbee Turquoise Rough. Natural Turquoise from Persia is the most valuable of the world wide deposits of Natural Real Turquoise.