Search Results
Fine Jewelry University Articles matching: “Halo emerald cut fing”
Showing only FJU Article results. Click here to show all results.
Fine Jewelry University (Show All FJU Articles)
-
Gem in the Spotlight: Emerald
Springtime exudes life, full of bright colors and renewed energy. Emerald, May’s gemstone, captures this enthusiasm for life in rich elegance. This precious gemstone has been revered for … mineral family (along with morganite and aquamarine) and are valued for their rich green color. The intensity of an emerald‘s hue depends on the presence of chromium and vanadium in the crystal structure. Emerald’s Mohs hardness rating is 7… a moderately refractive gemstone. Its specific gravity ranges from 2.65 to 2.75. One of the distinctive features of emeralds is that they often contain inclusions. Sometimes these inclusions are referred to as jardin (the French word for …
-
Anatomy of a Ring
… of jewelry terms. Shank Every ring has a shank. This is the technical term for the band of metal that encircles the finger. There would be no ring without the shank. If the ring has a distinct design feature on the top part, the ring … the ring beneath the center stone. There is often a design on the top part of the ring that is lifted up above the finger. In order to maintain the structural integrity and comfort of the ring, a gallery is added beneath this design that…
-
Gem in the Spotlight: Morganite
… popular gemstones. Morganite has an impressive family tree. It is a beryl gem which puts it in the same family as emerald and aquamarine. Because of its association with emerald it is sometimes called “Pink Emerald”. Other names for …. Its durability is rated as excellent. Its hardness is 7.5 – 8.0 on the Mohs hardness scale which is comparable to emerald, topaz, and spinel. Its refractive index is 1.560 – 1.600, and its specific gravity is 2.67 – 2.90. These …
-
Gem in the Spotlight: Alexandrite
Emerald by day, ruby by night, more expensive than diamond and more illustrious than sapphire, emerald, or even ruby, …the Ural Mountains in Russia in the 1830s. When it was first discovered by a Finnish mineralogist, he mistook it for emerald because of how exceptional the green was in daylight. Named after the Russian prince Alexander II, the first stones …
-
Synthetic Gems: The Whole Story
Ruby, sapphire, emerald and alexandrite are very beautiful gems and very rare in their stunning beauty. These four gems have been coveted by… years. But, what if anyone could own them? At gem shows and museums, I have seen jaw dropping rubies, sapphires and emeralds. These gems in high quality have put ownership beyond most people to justify the price. Just a one carat gem could …synthetic. Both, I feel, are impossible to identify in a piece of jewelry. Synthetic ruby, sapphire, alexandrite and emerald are very complex because there are different ways to make them. The inexpensive way to make the synthetic gems cost …
-
Gem in the Spotlight: Tourmaline
… hundreds of years. But, before the advent of modern gemology, most tourmaline was believed to be ruby, sapphire, or emerald. Gemology of Tourmaline Gemologically speaking, tourmaline is its own mineral and not a species or member of a …was first discovered in 1554 in Brazil when Francisco Spinoza’s expedition confused its vibrant green with that of emerald. Thus began a long trend of confusing tourmaline with other gems. Another notable example of this is the “Caesars Ruby…
-
The Birthstones
… term: brilliance, hardness, rarity, antiquity, purity and permanence. Learn more about Diamond May’s Birthstone: Emerald A symbol of love and rebirth, the emerald has been treasured for over 4,000 years. The name for the emerald is derived … “smaragdos”, meaning green stone. Spring and green symbolized faith and fertility. The early Christians valued the emerald as a symbol of resurrection. Emerald was believed to have special powers to improve a person’s psychic abilities and …
-
Gem in the Spotlight: Aquamarine
…passed down for generations but this tiara she special ordered from Garrard in 1957. The Gemology of Aquamarine Like emerald, aquamarine is a member of the beryl family (along with morganite, heliodor, and others). Unlike emerald, it is …Notable Aquamarine Gemstones The largest gem-quality aquamarine gemstone ever mined was 19 inches long. The largest cut aquamarine is named the Dom Pedro and is an astounding 10,363 carats. It measures 14 inches long and is currently on …
-
Alternative Metals for Men’s Jewelry
…fact better for the patient in many cases because tungsten’s hardness stops the ring from bending and damaging the finger. Tungsten carbide rings are an excellent, modern choice for wedding jewelry. They are scratch resistant, which makes…. Also like titanium, cobalt rings need to be cut in two places instead of one because they cannot be bent off the finger after one cut like precious metal rings. Cobalt is alloyed with other metals, especially chromium, to increase its …
