英语词汇“pea ore”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

pea ore n. Geology pisolitic iron ore.

ΚΠ

1840 W. Humble Dict. Geol. Pea ore..is the pisiform iron-stone of Kirwan.

1872 Chambers's Encycl. VII. 342/1 Pea ore, a form of compact brown iron ore (hydrated peroxide of iron), consisting of round smooth grains, from the size of mustard-seed to that of small pease.

1931 Jrnl. Ecol. 19 271 (title) Summary of studies upon lake-lime, pea-ore, and lake-gyttje in Danish lakes.

1992 D. Dixon Pract. Geologist 30/3 Limonite... Varieties—Bog ore, pea ore, and ocher.

单词	pea ore
释义	> as lemmas pea ore pea ore n. Geology pisolitic iron ore. ΚΠ 1840 W. Humble Dict. Geol. Pea ore..is the pisiform iron-stone of Kirwan. 1872 Chambers's Encycl. VII. 342/1 Pea ore, a form of compact brown iron ore (hydrated peroxide of iron), consisting of round smooth grains, from the size of mustard-seed to that of small pease. 1931 Jrnl. Ecol. 19 271 (title) Summary of studies upon lake-lime, pea-ore, and lake-gyttje in Danish lakes. 1992 D. Dixon Pract. Geologist 30/3 Limonite... Varieties—Bog ore, pea ore, and ocher. extracted from pean.² < as lemmas
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