: Most gems can be cleaned with mild soap and water. However, porous stones like Opal and Pearl require specialized care to avoid damage. Gemstone Buying Guide - Gemfields
: Designed to maximize the stone’s brilliance and showcase its unique color. Carat : The measurement of the stone's weight. Popular Gemstones & Meanings GEMSTONES
: A broad category for all other stones, including Amethyst , Topaz , and Opal . Organic Gems : Non-minerals like Amber , Pearl , and Jet . The "4 Cs" of Gemstone Value : Most gems can be cleaned with mild soap and water
Gemstones are often associated with birth months as a popular gift choice. : Garnet February : Amethyst March : Aquamarine April : Diamond May : Emerald June : Pearl / Alexandrite July : Ruby August : Peridot / Spinel September : Sapphire October : Opal / Tourmaline November : Topaz / Citrine December : Turquoise / Tanzanite Identification & Care Carat : The measurement of the stone's weight
: The presence of internal "inclusions" or surface blemishes. In colored gems, some inclusions are expected and can even help identify the stone.
: Evaluated by its hue (the basic color), tone (lightness/darkness), and saturation (intensity).