Gems and Precious Stones

The cat's eye effect can be seen in cabochon cut quartz, chrysoberyl and tourmaline and is known as "chatoyancy" and is shown as a wavy and changeable band of light across the top of the cabochon.

The most loved color of sapphire is blue but there are plenty of other colors as well. People like the pink sapphire, yellow sapphire and so on.

Opal is the Australian natural gemstone and is formed from a solution of silicon dioxide and water, it ranges in colors from clear to white, gray, red, orange, yellow, green, blue, magenta, rose, pink, slate, olive, brown, and black. However, it is brittle, heat sensitive, and breaks and scratches easily. They are very common and not at all rare. There are many different kinds of opal and the precious kinds are either black or white.

Emeralds are the precious gem form of the mineral beryl, which forms from solid solutions within cooling intrusive igneous rock.

Blood diamonds, also known as conflict diamonds, originated primarily from countries in Africa such as Angola, Sierra Leone, and the Democratic Republic of Congo. They were mined in war zones and sold to finance armed conflict against governments. These diamonds often fueled violence, exploitation, and human rights abuses in these regions.

Traditional Indian jewelry often incorporates gems such as diamonds, rubies, emeralds, sapphires, pearls, and corals. These gems are believed to have spiritual and astrological significance in Indian culture, and are commonly used in various forms of jewelry like necklaces, earrings, and bangles.

When looking at a ruby gemstone through a 10X magnifying glass, natural rubies typically exhibit certain characteristics like inclusions (presence of natural imperfections) and growth lines. Synthetic rubies may lack these natural features and may exhibit consistent growth patterns or bubbles that are not found in natural rubies. Additionally, natural rubies may show color zoning - variations in color density across the gemstone, which might not be present in synthetic rubies.

Hematite is a gemstone that starts with the letter 'h.' It is a metallic gray to black mineral that is commonly used in jewelry due to its unique appearance.

There are two main types of jade: nephrite and jadeite. Nephrite jade comes in various shades of green, white, or black, while jadeite jade can be found in a wider range of colors, including green, lavender, red, yellow, and white. Both types are used in jewelry and decorative items.

Black opals can be found in Lightning Ridge, New South Wales, which is one of the most famous opal mining areas in Australia. Lightning Ridge is known for producing high-quality black opals, prized for their vibrant play of colors against a dark background.

Topaz has both cleavage and fracture because it has distinct planes of weakness along which it can break cleanly (cleavage), as well as areas where the mineral breaks irregularly and unevenly (fracture) when subjected to stress. Cleavage in topaz occurs along its basal plane due to its crystal structure, while fractures can happen when the stress applied is not along the cleavage planes.

Opal You Asked Me was written by Robert H. Pearson and was first published in 1960.

The state gem of Kansas is the turquoise. It was designated as the state gem in 2018 to honor the important role turquoise has played in the state's history and culture.

Fire opals are known for their vivid orange, yellow, and red colors, often with flashes of green or blue. They have a distinctive internal structure that diffracts light, giving them a fiery appearance. Fire opals are typically transparent to translucent and are prized for their intense and vibrant play-of-color.

You can find diamonds scattered around the game world in Far Cry 2 or by completing missions; however, they are typically limited. There isn't a single fast method to get a lot of diamonds quickly, so it's best to explore the map thoroughly and complete as many missions as you can to earn diamonds. Also, trading weapons with arms dealers can sometimes reward you with diamonds.

New Mexico's state stone is turquoise, chosen in 1967 for its historical and cultural significance to the state's Native American tribes. Turquoise is commonly used in jewelry and art throughout New Mexico.

The maximum weight that can be used is the highest common factor of the weights of the diamonds, which in this case is 5 grams. By using a 5 gram weight, you can weigh each diamond accurately by combining them to reach their individual weights using the least number of weightings.

Most people think carat is a size. Actually, it is not, it is a weight.

Diamonds are measured in Carats. Carats are a metric weight unit with one equaling about the weight of a paper clip or .2 grams.

The GIA website has a lot of information on different carat weight.

Faux opals can come in a variety of colors such as white, blue, pink, purple, and green. They are created to mimic the appearance of natural opals but are usually made of materials like glass or resin.

"Dason" is not a well-known or widely recognized jewelry brand. It could be a newer or lesser-known brand in the jewelry market. If you have a piece of jewelry marked with "Dason," it may be a unique or custom piece without significant resale value.

No, pearls are organic gemstones formed inside mollusks such as oysters and mussels. They are not minerals like most gemstones and are unique in that they do not need to be cut or polished to reveal their natural beauty.

The literal meaning of "rare pearl" refers to a valuable and uncommon gem produced by oysters. Figuratively, it can symbolize something unique, precious, or exceptional that is hard to find or obtain, similar to a rare gem.

18KT means its made in 18 karat gold. "karat", with a "k" is used to describe the purity of gold. Gold is often alloyed with silver, copper, and/or other metals to improve its strength and durability. Products made from gold are marked to show how much actual gold is contained in the product. It doesnt matter what stone it has its the amount of gold present in the ring.

Opals can be found in various countries including Australia, Mexico, Brazil, Ethiopia, and the United States. They are often mined in regions with unique geological conditions that allow for the formation of these beautiful gemstones.