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perceptual skills - Answer-see manual skills - Answer-control materials using hands compositional skills - Answer-organize elements of a drawing and quickly work through preliminary sketches to show several design options conceptual skills - Answer-think through and give form to visual ideas creativity - Answer-recombining existing elements in unique ways, resulting in a new object, image, or idea creativity step one - Answer-inspiration: conscious formation of problem or goal creativity...

GIA Diamonds and Colored Stones Exam Package Deal With Verified Study Questions And Answers Rated A+

The combination of the Four C's relates primarily to - Answer-Value The metric carat equals - Answer-0.200 gram The small, flat, polished surfaces on a finished diamond are called - Answer-Facets Most diamonds used in jewelry are - AnswerDiamond is composed primarily of - Answer-Carbon Gem shapes and cutting styles other than the standard round brilliant are called - Answer-Fancy cuts Clarity characteristics confined to the surface of a polished diamond are called - Answer-Blemishes The t...

Precious metals - Metals valued in jewelry, specifically gold, platinum, and silver, are known as Heft - The heaviness of an object compared to what size is known as its 18 karat - A gold alloy that contains 75% pure gold is Copper - What metal does a goldsmith add to gold to get an alloy with a reddish color Copper - Sterling silver is an alloy of Finesilver and The earrings are light and comfortable - Which is an example of a benefit? The necklace is platinum. The ring has a matte finis...

Ruby can command the highest ______-__________ price of all colored stones. - Answer-per-carat Ruby rates ____ on the Mohs hardness scale, so it's ideal for frequently worn jewelry. - Answer-9 The most valuable ruby colors are red to slightly ____________ red with medium to medium-_______ tones and __________ saturation. - Answer-purplish, dark, vivid Not everyone agrees on the _______________ between ruby and pink, purple, or orange sapphire. - Answer-division The trace element _________...

Tanzanite was discovered in... - Answer-1967 Tanzanite is a transparent variety of... - Answer-zoisite All the gems in this chapter share the optical property of _______________________. - Answerpleochroism The first tanzanite was discovered in North Tanzania in __________. - Answer-Merelani Who named tanzanite? - Answer-Tiffany's About 5% of the tanzanite found is naturally _______. - Answer-blue Tanzanite crystallizes in the ___________________ crystal system. - Answer-orthorhombic Tan...

Differing amounts and combinations of the trace elements ______, ___________, and _____________ cause most fancy sapphire colors. - Answer-iron, titanium, chromium ________________ typically have the highest per-carat value of all fancy sapphires. - Answerpadparadschas Fine ________ sapphires regularly command top prices, sometimes comparable to padparadschas. - Answer-pink _________ sapphires are often heat-treated to achieve a more valuable pink or red hue. - Answer-purple Recent years h...

Annealing - gemstone heating process that can be used alone or to stabilize irradiated color Characteristic Color - basic color of fancy-colored diamond Depth of Color - Combo of tone and saturation that determines how noticeable the color is Fancy-Colored Diamonds - naturally colored yellow and brown diamonds that exhibit color beyond the Z range, or exhibit any other color face up. Fluorescence - emission of visible light by a material when its exposed to UV light Hue - first impression ...

Some diamond simulants display "see-through" because, compared to diamond, they A. display less fire. B. have lower hardness. C. can't be polished as well. D. have much larger critical angles. - Answer-have much larger critical angles. Which of the following is a natural gem? A. YAG B. GGG C. Zircon D. Strontium titanate - Answer-Zircon Diamond imitations called "paste" are actually A. glass. B. zircon.C. synthetic spinel. D. rock crystal quartz. - Answer-glass. Th...

A natural, inorganic substance with a characteristic chemical composition and usually characteristic structure. - Answer-Mineral A cutting style that combines brilliant-cut and step cut facets. - Answer-Mixed cut Tiny nicks and pits caused by wear and damage to a gem's facet edges or culet. - Answer-Abrasions A pattern of dark vertical lines or bands shown by certain gems when viewed through a spectroscope. - Answer-Absorption spectrum The cloudy bluish white light in a moonstone, caused ...

Aggregate - a solid mass of individual, randomly oriented crystals, intergrown or held together by a natural binding agent Cleavage plane - plane parallel to a possible crystal face, where a diamond can split cleanly when struck covalent bond - a chemical bond formed by two atoms sharing electrons crystal - solid matter with atoms arranged in a regular, repeating pattern crystalline - composed of crystals or related to crystals crystal planes - internal directions parallel to a mineral's...

a faceted transaprent yellow green OTL gem with noticeable fire and YELLOW FIBROUS INCLUSIONS - DEMANTOID GARNET (horse tail) the transparent intense dark bluish grenn variety of grossularite garnet is - TSAVORITE the most popular natural transaprent green gems are - peridot emerald and tourmaline what is the key test for separating PERIDOT from other green gems - BIREFRINGENCE what is the key test for separating natural green sapphire from flame fusion syn sapphire - reaction to UV ( natu...

Clarity characteristics that affect these three things have the most influence on value. - Answertransparency, brilliance, durability Cutters often leave cavities in _______ __________ areas to avoid weight loss from expensive rough. - Answer-less noticeable Five factors that determine the influence of clarity characteristics on marketability (NSNPR). - Answernature, size, number, position, relief Some types of colored stones are typically more included than others, so they're assessed acco...

The word "___________," when used aloe typically refers to the blue variety of corundum. - Answersapphire Blue sapphire is one of the most ____________ colored stones, especially in the US. - Answer-popular The most highly valued blue sapphires are ___________ blue to _____________ blue, in __________ to ___________-__________ tones, with __________ to _________ saturation. - Answer-velvety, violetish, medium, medium, dark, strong, vivid The trace elements ______ and ___________ cause th...

The word "___________," when used aloe typically refers to the blue variety of corundum. - Answersapphire Blue sapphire is one of the most ____________ colored stones, especially in the US. - Answer-popular The most highly valued blue sapphires are ___________ blue to _____________ blue, in __________ to ___________-__________ tones, with __________ to _________ saturation. - Answer-velvety, violetish, medium, medium, dark, strong, vivid The trace elements ______ and ___________ cause the...

Mineral category of nephrite. - Answer-amphibole Mineral Quality of jadeite - Answer-pyroxene What is the most prized color for nephrite carvings? - Answer-white Chinese artisans didn't use jadeite until it was imported from Myanmar in the... - Answer-1800's Fine quality nephrite from British Columbia is known as... - Answer-polar jade Glass jade imitations often contain... - Answer-tiny gas bubbles North Korean bowenite serpentine (Booyo, South Korean alternative) - Answer-Korea jade c...

Precious opal is made of billions of uniform submicroscopic _________ ___________, stacked in an orderly pattern. - Answer-silica spheres Play-of-color is produced by the interaction of _________ with opals internal structure of stacked silica spheres. - Answer-light _________ _________ commands the highest prices of all opal types. - Answer-black opal _________ ________ makes of the bulk of commercial-quality opal on the market. - Answer-white opal ____________ ____________ often makes bo...

Natural pearl formation starts when a __________ __________ gets inside a pearl-bearing mollusk's shell and irritates its soft tissue. - Answer-foreign object People have coveted __________ pearls as symbols of wealth and status for thousands of years. - Answer-natural Pearl culturing, plastic buttons, and oil drilling all contributed to the _________ of the natural pearl industry. - Answer-decline Pearl culturing is an _____________ of the natural pearl formation process. - Answer-adapta...

Gems derived from plants or animals are called _____________ gems. - Answer-organic _____________ threatens the existence of some of the species that jewelers, artisans, and craftspeople have used in the past to create jewelry. - Answer-extinction in _________, concern over many threatened or endangered species led to a __________ treaty called _________--The Convention on International Trade in Endangered Species of Wild Fauna and Flora. Its purpose is to protect ______________ wildlife fr...

What has more effect on the clarity grade of a diamond? A. Small crystal B. Tiny needle C. Numerous scratches D. Deep feather - Answer-D. Deep feather What must be listed first on the Key to Symbols? A. Knots B. Metalwork C. Naturals D. Laser drill-holes - Answer-D. Laser drill-holes Where is a feather that reaches both the crown and pavilion plotted? A. Nowhere B. Only on the crown diagram C. Only on the pavilion diagram D. On both the crown and pavilion diagrams - Answer-D. On bo...