a hard, yellow-to-brown translucent fossil resin, often used in jewelry
a clear semi-precious gemstone that is a crystallized quartz, with a violet to purple range of color

アメジスト, アメジストの石
a clear semi-precious gemstone consisting beryllium, with a light blue to green range of color

アクアマリン, aquamarine
a hard, often pink or red substance produced by marine invertebrates, used in jewelry and ornaments

珊瑚
a transparent green beryl valued as a gemstone
a precious or semi-precious piece of stone cut and polished to make items of jewelry

宝石, 貴石
a semi-precious gemstone that takes a high polish and is green, consisting of jadeite or nephrite

翡翠, ヒスイ
a precious or semi-precious piece of stone cut and polished to make items of jewelry

宝石, ジュエル
an artificial stone made of crystal glass or acrylic to look like diamond, used on clothes and in making cheap jewelry

ラインストーン, 模造ダイヤモンド
a semi-precious gemstone that is softer than quartz and its white color shifts under the light, used in jewelry making

オパール
a hard shiny piece of mass that is shaped like a ball inside the shell of an oyster and is a highly valuable gem

真珠, パール
a blue-to-green mineral made of copper aluminum phosphate, often used as a gemstone
a precious red gemstone, a variety of corundum, ranging from crimson to pink
a clear and precious gemstone consisting corundum that is usually blue but comes in many other colors except red

サファイア, 青い宝石
a rock that can be cut, polished, and used in jewelry
a rock or mineral formed by the solidification of a substance, with regularly repeating internal structure and often distinct external faces
a small piece of jewelry with a short metal post that is pierced into a part of the body

スタッド, ピアス
a piece of jewelry, decorated by gemstones, resembling a small crown worn on the front of the head by women

ティアラ, 宝冠
a precious gemstone, particularly a diamond, that is cut with numerous facets to reflect light and create a dazzling appearance

ブリリアント, 宝石
a gemstone that typically ranges in color from yellow-green to olive-green and is composed of the mineral olivine

ペリドット, カンラン石
a type of feldspar mineral that exhibits a unique adularescence effect, giving it a distinct glow or shimmer that appears to move across the surface of the stone

ムーンストーン, アデュラリア
a type of chalcedony mineral characterized by its banded patterns and a hardness of 6.5-7 on the Mohs scale

瑪瑙, メノウ
a silicate mineral that is valued as a gemstone, typically yellow to yellow-brown in color but can also be blue, green, pink, or clear

トパーズ, 宝石のトパーズ
a mineral gemstone that typically exhibits shades of red, but can also appear in other colors such as green, orange, and brown

ガーネット, ガーネット石
a mineral that typically occurs in various colors and is used as a gemstone in jewelry

トルマリン, 通常さまざまな色で見られ、宝石としてジュエリーに使用される鉱物
a rectangular-cut gemstone, usually a diamond, with step-like facets along the top and sides
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