15 Questions
Which of the following best describes the tenacity of halite, calcite, and fluorite?
Brittle
Which of the following minerals can be easily hammered into different forms?
Copper
Which of the following minerals can be cut into thin sheets or sections?
Gypsum
Which mineral is described as elastic, meaning it reforms its original shape after a stress is released?
Mica
Which of the following is NOT a property used to measure mineral strength?
Density
What is the reason given for why a carbide-tipped blade can cut through steel without dulling?
Carbide is stronger than steel
Which of the following statements about mica is FALSE?
Mica is the same as Formica
What is the primary purpose of the Mohs Hardness Scale?
To rank the hardness of minerals relative to each other
Which of the following statements about the Mohs Hardness Scale is true?
The scale ranks minerals from softest to hardest, but the differences in hardness are not uniform
What is the primary reason for using carbide-tipped blades in construction materials?
Carbide is harder than steel, allowing it to cut through steel nails
Which mineral property describes the tendency of a mineral to break along flat planes of weak bonding?
Cleavage
Why is mica used to make durable washers?
Mica exhibits a high degree of cleavage, allowing it to form flat sheets while retaining its elastic property
Which of the following minerals exhibits an earthy fracture?
Limonite
What type of fracture does quartz exhibit?
Conchoidal fracture
Which of the following statements about cleavage and fracture is true?
Only some minerals exhibit cleavage, but all minerals exhibit fracture
Explore the concept of mineral strength and how it is measured and expressed. Learn about materials like carbide that are stronger than steel and can cut through hard surfaces without dulling.
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