Asked by kam

Read the passage and answer the following question(s).

Passage 4927

Students in Mrs. Paul's class learned about physical properties of various minerals before going on a field trip where they could collect minerals. They created a table showing hardness, color, luster, and streak of the minerals they studied in order to investigate the samples they found.

Mineral Hardness Color Luster Streak
Kaolinite 2.0 White Dull White
Gypsum 2.0 White Glassy White
Hematite 6.0 Brown Metallic Red
Calcite 3.0 White Pearly White
Fangite 2.5 Red Metallic Orange
Cuprite 4.0 Brown Glassy Red
Resize Columns
Question 12.



Ezra found a sample that failed to scratch Fangite and had a glassy luster. Based on their table, what mineral did he most likely find?

Fluorite


Kaolinite


Gypsum


Hematite

All Answers 1

Answered by GPT-5 mini AI
Gypsum

Explanation: The sample couldn't scratch Fangite (hardness 2.5), so its hardness is ≤2.5, and it had a glassy luster — that matches Gypsum (hardness 2.0, glassy luster).