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, with its vibrant blue-green hues and natural vein patterns, has been revered as a calming and protective stone since ancient times. Its color is so unique that the English language uses the word “turquoise” as the name of the greenish-light …

Mar 5, 2025 · Turquoise is a beautiful stone that comes in many colors, from sky blue to green. The types of turquoise vary greatly, with some popular ones being Kingman turquoise, Royston turquoise, and Sleeping Beauty turquoise. Each type of turquoise has its own unique color and pattern, which makes it special.

Turquoise is the traditional birthstone for the month of December and the gem of the 11th anniversary. Turquoise buried in Ancient Egyptian tombs is among the world’s oldest jewelry. Ancient Egyptians called turquoise “mefkat,” which also means “joy” and “delight.”

Jul 8, 2021 · 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 range from different shades of blue to shades of green. Some have matrix, others don’t. Even the matrix differ greatly in color and pattern. To help you identify them better, let's go over a few different types of turquoise that are well known and that we deal with on a daily bases.

Turquoise is the national gem of Tibet, and has long been considered a stone that guarantees health, good fortune, and protection from evil. The gem’s name comes from the French expression pierre tourques, or “Turkish stone.”

The meaning of TURQUOISE is a mineral that is a blue, bluish-green, or greenish-gray hydrous basic phosphate of copper and aluminum, takes a high polish, and is valued as a gem when sky blue.

Jan 31, 2025 · turquoise, hydrated copper and aluminum phosphate [CuAl 6 (PO 4) 4 (OH) 8 ·4H 2 O] that is extensively used as a gemstone. It is a secondary mineral deposited from circulating waters, and it occurs chiefly in arid environments as blue to greenish, waxy veinlets in alumina-rich, weathered, volcanic, or sedimentary rocks.

Turquoise is a copper ore found in arid or semiarid regions. The earliest turquoise mines were in the Sinai. In the el-Qaa region archeologists have found turquoise in tombs that are believed to date to 5000 B.C.. Turquoise jewelry and objects for ornamentation have been found in Egyptian, Persian, Chinese and Aztec historic sites.