The crown is the upper portion of a gemstone that begins just above the girdle. The term ‘table’ is used to describe the flat top of the crown. The crown of a gemstone is typically raised, though some crowns may be cut very high, flat or even concave.
What is the top of a gem called?
Crown. For both cabochons and faceted gems, the top is called the crown. For faceted gems, this means the area above the girdle. Usually, you’ll see this area when viewing the “face” of a gem set in jewelry.
What is the face of a gemstone called?
facet, flat, polished surface on a cut gemstone, usually with three or four sides. The widest part of a faceted stone is the girdle; the girdle lies on a plane that separates the crown, the stone’s upper portion, from the pavilion, the stone’s base.
What do I use crown gems for?
Once you have Crown Gems, you can use them to purchase special items from the Crown Store. You can view your Crown Gem totals from the Crown Crates menu or from within the Crown Store. Please Note: Certain items that you gain from leveling up share the same name with items you acquire from Crown Crates.
What is the sparkle of a gem called?
What is gemstone brilliance? Your gemstone’s sparkle, or brilliance, is an optical property affected by its brilliance refractive index or BRI. When talking about brilliance in gemstones, we are referring to the light refracting in the interior of the stone, not the light reflecting off its surface.
What is gem clarity?
What is Gemstone Clarity? Clarity is one of the Four Cs of gemstone grading. A gemstone’s clarity grade indicates the relative absence of inclusions (materials trapped inside the gem), fractures, and blemishes (surface imperfections) that affect its appearance and structural integrity.
What is faceted gemstone?
A faceted stone is a type of gemstone cut where the stone has flat top, polished faces called facets across it and a pointed bottom. This cut refracts the light inside the gem and reflects light on the outside facets of the gemstone, maximising the stone’s brilliance and fire.
What is the most expensive gem?
FACT: The largest loose diamond in the world is the Paragon Diamond, weighing in at 137.82 carats, while the Pink Star Diamond is the most expensive gemstone to ever be sold at a whopping $83 million.
How many facets does a gem have?
According to Diamond Cutter’s International’s foremost diamond expert, Fred Cuellar (aka “The Diamond Guy”), round brilliant, marquise, oval, cushion, heart, pear and emerald shaped diamonds all feature 58 facets. There are, however, shapes that do not conform to the 58 facet brilliant cut.
How many crown gems do you get?
Every time you receive similar item you get 5 Gems. You also have an option to exchange some items you receive for Crown Gems if you wish. This conversion can be made anytime.
Where is the crown mimic stone?
Crown Mimic Stone: Small Pack is a crafting pack in The Elder Scrolls Online available through the Crown Store.
How long do crown crates last?
Each series of Crown Crates lasts for one yearly quarter, with there being four different crate series each year.
What does fire mean in gems?
fire, in gems, rapidly changing flashes of colour seen in some gems, such as diamonds. Some minerals show dispersion; that is, they break incident white light into its component colours.
What is Portuguese cut gem?
Portuguese cut gems feature faceting technique where the gem is cut with two rows of rhomboidal and three rows of triangular facets above and below the girdle (the girdle is the line that divides the top or crown of the stone from the bottom or pavilion).
What is dispersion in gems?
When white light passes through a gemstone, each of its colors travels through it at a different speed. This is literally “dispersion” — the wavelengths previously joined in white light “disperse” and exit the gem separately, creating the rainbow color display.