Onyx Turquoise Aquamarine Rings in 14K Gold

Onyx is the birthstone for Leos and the anniversary gemstone for the 7th year of marriage. Black Onyx is the anniversary gemstone for the 10th year of marriage. Onyx is a variety of the microcrystalline quartz, called chalcedony. The name "chalcedony"" comes from Calcedon or Calchedon, an ancient port on the Sea of Marmara in Asia Minor. Ornamental materials were once mined in that area and it was an active center for trading various stones. Onyx were used widely in the past as bases and handles for gold items, as well as for stone inlay work. Onyx seals were very popular with the Romans, who carved the pattern of the seal in negative relief to give a raised point. They often used stones with several layers, each of a different color, which were then individually carved to produce a different pattern each year. They originally used the onyx name for a variety of marble having white and yellow veins. Onyx is the Greek word for ""claw"" or ""fingernail"" because these veins resemble the ... learn more

Turquoise is the birthstone for the month of December and the gift given in celebration of the fifth and eleventh wedding anniversaries. Since the days of the ancient Egyptians, turquoise has been known throughout the world and has been in great demand. Turquoise was one of the first gemstones ever mined, perhaps dating back to 6000 BC, in Egypt's Sinai Peninsula. The name turquoise comes from the same French word, Turquoise, meaning Turkish, since it originally arrived in Europe through Turkey, originating in Iran. Turquoise has been mined in Iran for over 3,000 years. It has been used for thousands of years for jewelry by the Ancient Egyptians, who buried fine pieces with mummies. Aztecs fashioned elaborate turquoise masks. Today, Native Americans, especially the Zuni and Navajo peoples, produce the most renowned pieces in the US, such as turquoise and silver bracelets, necklaces, rings, earrings, pendants, brooches, and belt buckles. In the past, the stone was also used as beads in ... learn more

Aquamarine is the March birthstone. The seawater color of the mineral has given this gemstone the name "aquamarine," derived from the Latin word for seawater. The term "aquamarine" was used in an essential gemological work by Anselmus de Boodt, published in 1609. Aquamarine is a valued gem with a long history. In the 19th century, sea green varieties of the stone were the most popular. Today, the more blue the color, the more valuable the stone. In 1910, the largest aquamarine was found in Brazil. It weighed 243 pounds. It was then cut into smaller gems that weighed more than 200,000 carats.... learn more