Colored Stones Essentials Test With Complete Solutions For Gia.

Colored Stones Essentials Test With Complete b b b b b




Solutions For Gia b b b




Most gems are ____ - ANSWER-Minerals
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All ____ possess some degree of beauty, rarity and durability - ANSWER-Gems
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____ is the most important factor in colored stone's beauty - ANSWER-Color
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Most gems are somewhere in the middle of the ____ scale - ANSWER-Rarity
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Lacking a regular crystal structure - ANSWER-Amorphous
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Kinds and relative quantities of atoms that make up a material - ANSWER-Chemical composition
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Written description of a material's chemical make-up - ANSWER-Chemical formula
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Any gem material other than diamond - ANSWER-Colored stone
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, Regular, repeating internal arrangement of atoms in a material - ANSWER-Crystal structure
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A gemstone's ability to withstand wear, heat and chemicals - ANSWER-Durability
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A US Government agency that issued guidelines for the jewelry trade - ANSWER-Federal Trade
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Commission
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A broad gem category based on chemical composition and crystal structure - ANSWER-Gem species
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A subcategory of species, based on color, transparency or phenomenon - ANSWER-Gem variety
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A family of gems from several closely related mineral species - ANSWER-Group
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How well a gemstone resists scratches and abrasion - ANSWER-Hardness
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The appearance of a material's surface in reflected light - ANSWER-Luster
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A natural, inorganic substance with a characteristic chemical composition and usually characteristic
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structure - ANSWER-Mineral
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Gems produced by natural processes, without human help - ANSWER-Natural gems
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How well a gemstone resists the effect of light, heat, and chemicals - ANSWER-Stability
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How well a gemstone resists breaking, chipping and cracking - ANSWER-Toughness
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