Malachite

High school (ages 12+)
Science & Technology

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/malachite

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the chemical formula?Cu₂CO₃(OH)₂
2. What is the crystal system?Monoclinic
3. How does malachite get its green color and banding?The green color comes from copper in the mineral. The banding happens when the mineral grows at different speeds or in different chemical conditions, making layers of lighter and darker green.
4. Where can we find malachite in nature?Malachite usually forms in the oxidized parts of copper deposits, often near other copper minerals like azurite. It can appear as big, rounded or fibrous masses, or as thin crystals.

Secondary Mineral: A mineral formed by the alteration or weathering of pre-existing primary minerals.
Botryoidal Habit: A mineral growth pattern characterized by rounded, grape-like clusters, indicative of rapid precipitation.
Pseudomorphism: The phenomenon where a mineral takes on the crystal form of another mineral that has been replaced.
Hydrothermal Activity: Processes involving hot, mineral-rich water circulating beneath the Earth's surface, often leading to mineral deposition.