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What is a Gem? - Definition, Types & Properties

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

What is a naturally occurring, inorganic, crystalline solid, with a definite chemical formula?

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1. Which of the following is NOT a factor in classifying a mineral (or rock) as a gem?

2. Which of the following is not a way to classify gems?

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This quiz and worksheet are provided for testing your understanding of the specific types and qualities of gems. Some things you'll be assessed on include the qualities of gems, and ways to classify gems.

Quiz & Worksheet Goals

In these assessments you'll be tested on:

  • Inorganic, natural crystalline solid that has a precise chemical make-up
  • Classifying minerals as gems
  • Ways to classify gems
  • What differentiates gemstones from other types of rocks or minerals
  • Precious and semi-precious gemstones

Skills Practiced

  • Information recall - access the knowledge you've gained regarding how gems are identified
  • Knowledge application - use your knowledge to answer questions about approaches to classifying gemstones
  • Interpreting information - verify that you can read information on gems and interpret it correctly

Additional Learning

To find out more about gems, complete the lesson entitled What is a Gem? Definition, Types & Properties. The following topics are covered in lesson:

  • What makes a gem a gem?
  • Types of gems
  • Synthetic gemstones
  • Properties of gems
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