Turquoise is known as Turkish stone, because of the trade route that brought it to Europe. Turquoise colors can range from sky blue green , and have veins. The color variances can be attributed to the copper and or iron traces found in the deposits. The best qualities are found in Persia, known for the beautiful sky blue color. Most deposits in the united states are found in the southwest and have bee treasured by the Native American who have fashioned the stone into many exotic pieces of art and wearable jewelry. Turquoise has a hardness of 5-6. it is porous, therefore you should try and keep out of water and perfumes. Turquoise is the birthstone for December and astrological sign Taurus. Turquoise is said to protect from injury and falls, relieves tension, antagonism, and headaches. Turquoise is a high vibration energy stone, both grounding and lifting.