Hai cercato la traduzione di agate da Inglese a Giapponese

agate
メノウ

and the third row a ligure, an agate, and an amethyst.
第三列は黄水晶、めのう、紫水晶。

i often see cheap accessories made of agate sold in street stalls and such but are they the real thing?
露店などの安いアクセサリーなどが販売しているお店でよく瑪瑙の商品を見るのですが、あれって本物ですか？

and i will make thy windows of agates, and thy gates of carbuncles, and all thy borders of pleasant stones.
めのうであなたの尖塔を造り、紅玉であなたの門を造り、あなたの城壁をことごとく宝石で造る。