mineral

ミネラル、無機質

健康を保つために体が少量必要とする、カルシウムや鉄などの物質。

やさしい英語で： A substance such as calcium or iron that your body needs in small amounts to stay healthy.

• Calcium is an important mineral.
• Vegetables provide vitamins and minerals.
• A lack of certain minerals can make you ill.

よく使う表現： essential mineral, mineral supplement, mineral deficiency

鉱物

塩や鉄を含む物質など、地中に自然に存在する固体の物質。

やさしい英語で： A natural solid substance found in the earth, such as salt or iron-containing material.

• This rock contains several minerals.
• Workers mine valuable minerals in these hills.
• Salt is a mineral found in seawater and underground.

よく使う表現： mineral deposits, rare mineral, mineral resources, mineral sample