A light to dark green carbonate mineral, Cu2CO3(OH)2, used as a source of copper and for ornamental stoneware.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "malachite" in a sentence
"Yes, but in Florence malachite is much cheaper still."
"The FDA found out that the Chinese farmers were giving their fish two kinds of antifungals called malachite green and gentian violet, and also two types of antibiotics called fluoroquinolones and nitrofurans."
"As she continued to look at this novelty -- the marble called malachite was even more rare and costly in those days than it is in ours -- she perceived, lying by the side of the scent-bottles, a piece of folded paper, and, wondering what it could be, she desired one of the ladies to bring it to her."