Turquoise is an opaque, blue-to-green mineral that is a hydrous phosphate of copper and aluminium, with the chemical formula Cu Al 6(PO 4)4(OH)8·4 H 2 O. It is rare and valuable in finer grades and has been prized as a gemstone for millennia due to its hue.

Turquoise is an opaque colored stone that can be marketed both as a gem for jewelry & is found in only dry & barren regions on earth.

Fine-quality turquoise is sought after around the world by designers of unusual jewelry pieces. Typically, turquoise is judged on three basic quality factors—color, texture, and the presence or absence of matrix. The most-prized turquoise color is an even, intense, medium blue, sometimes referred to as robin’s egg blue or sky blue in the trade.

2021年7月8日 · Turquoise stones are blue and green phosphate minerals celebrated for their soothing energy and oceanic beauty. People have coveted turquoise jewelry for thousands of years. Whether you’re a fan of rings, pendants, beads, or necklaces, turquoise is …

Turquoise was a ceremonial gem and a medium of exchange for Native American tribes in the southwestern US. They also used it in their jewelry and amulets. The Apaches believed that turquoise attached to a bow or firearm increased a hunter’s or warrior’s accuracy.

With striking sky blue to blue-green colors, turquoise has been prized by cultures all over the world for over 5,000 years. Today, the traditional December birthstone is favored by well-known modern jewelry designers as well as aficionados of American Southwestern and …

Turquoise is an opaque mineral that occurs in beautiful shades of blue, bluish green, green, and yellowish green. It has been treasured as a gemstone for thousands of years.

This Turquoise gemstone guide lists qualities of the Turquoise gem type, including stone colors, common names, meanings, gemstone hardness and more.

Turquoise is one of the most popular green blue jewelry gemstones today. Natural turquoise is rare, but still affordable and highly sought-after for silver...

Turquoise today remains a popular gemstone, and is one of the most important opaque gemstones. It is highly regarded due to its unique turquoise-blue color, and is the only gemstone to have an exclusive color named after it.