questions and answers 2024/2025
Colored Stone✔️✔️Any gem material other than diamond
Gemology✔️✔️The study of gems
Organic✔️✔️Once living, or produced by a living organism (plant or animal)
Mineral✔️✔️A natural, inorganic substance with a characteristic chemical composition and
usually a characteristic structure
Inorganic✔️✔️Composed of, or arising from, non-living matter
Chemical Composition✔️✔️Kinds and relative quantities of atoms that make up a material
Durability✔️✔️A gemstones ability to withstand wear, heat, and chemicals
Luster✔️✔️The appearance of a materials surface in reflected light
Transparency✔️✔️Degree to which a material allows light to pass through it
Hardness✔️✔️How well a gemstone resists scratches and abrasion
Toughness✔️✔️How well a gemstone resists breaking, chipping, and cracking
Stability✔️✔️How well a gemstone resists the effects of light, heat, and chemicals