GEOL102: Minerals Lab (online edition)
Minerals are the building blocks of the planet Earth. In this lab, you will learn about how minerals are defined, how they are identified based on their physical properties, and how they are classified, based on their compositions.
à Defining minerals. What are the 6 criteria that define a mineral?
What is the definition of a rock from this chapter? In YOUR OWN WORDS, describe some differences between a rock and a mineral.
à Mineral Identification. After reading chapter 3, have a look at the YouTube video linked here: https://www.youtube.com/watch?v=KB-2pO7pSK8
The video discusses the following physical properties: color, hardness, luster, cleavage and streak.
Is color a useful for identifying minerals? Why or why not?
What tool is used in the video linked above to determine the hardness of a mineral?
Name 3 other tools that you could use to test hardness.
Below are a number of important, rock-forming minerals. By clicking on a mineral name, you will be taken to a website with photos and information about that mineral. Explore these links and use the information within to help categorize them based on their properties. Feel free to look for these minerals at other places online. Some great resources include: mindat.org, webmineral.com, and minerals.net. You can also search for 3D models are different mineral crystals on sketchfab.com.
Here are the same minerals linked above, but given in an alphabetized list:
Again, using what you have learned about the minerals in the list, match each mineral on the left with the best description on the right.
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