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First, try to identify it visually. Is it multicolored? Is it one color through? Does it have a crystal shape? If it is multicolored, it's probably a rock. If it is a rock, then examine the grain size. Is it large enough to see with the unaided eye, tricky to see with the unaided eye, or does it require more magnification? If you have learned about rocks, think about all the rocks you know and the grain sizes that look pretty identical. Then, look around you. Do you see any rocks around your house like it? Think of their names. If not, buy a rocks and minerals handbook and follow its identification tests. For minerals, look at it's crystal shape and color. Is it orange? Red? Pink? Purple? White? Black? Well, you get the point. Think of all the minerals you know. Put names to the ones that have similar crystal formation. If not, buy a handbook and identify it using its tests.

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3d ago

To determine if the sample is a rock or mineral, you would first check its composition and structure. Rocks are made up of minerals, so identifying the minerals present can help determine if the sample is a rock or a single mineral. To identify the type of rock or mineral, you would perform tests such as hardness, streak, color, and crystal structure analysis to match its properties with known minerals or rock types. Consulting mineralogy or geology references could also help in identification.

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Q: If you were givin an unknown rock how would you determine if it is a rock or mineral and what kind of rock or mineral it was?
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Related questions

How would a collector of minerals determine the hardness of an unknown mineral specimen.?

You start by scratching it and seek it's hardness. When you find its hardness, compare it to another mineral with the same hardness. If they look exactly the same, and have the same arrangements of minerals, then they are the exact same mineral.


How would collector of minerals determine the hardness of an unknown mineral specimen?

You start by scratching it and seek it's hardness. When you find its hardness, compare it to another mineral with the same hardness. If they look exactly the same, and have the same arrangements of minerals, then they are the exact same mineral.


Is unknown opaque a non-metallic mineral?

You do not provide enough information for us to answer this question.


What is the hardness of an unknown mineral that scratches glass but will not scratch quartz?

The unknown mineral would have a hardness greater than 5.5 (the hardness of glass) but less than 7 (the hardness of quartz). Based on the Mohs Hardness Scale, the unknown mineral would likely have a hardness between 6 and 7.


Which property would be most useful in identifying the unknown rock?

mineral content


What three tests would you preform to help you identify an unknown mineral?

Hardness test: Determine the mineral's resistance to scratching using the Mohs scale. Streak test: Rub the mineral against a porcelain plate to observe its powder color. Acid reaction test: Apply a weak acid to see if the mineral fizzes or reacts, indicating its chemical composition.


What unknown mineral is found to scratch apatite and to be scratched by corundum?

The unknown mineral would be topaz. Topaz lies between apatite and corundum on the Mohs scale, making it capable of scratching apatite and being scratched by corundum.


Which of these would be most likely to determine whether or not the deposit would be mined?

whether the cost of mining will be less than the value of the mineral


Why would it be difficult to determine unknown liquids only be their flame tests?

no one knows That I am so sorry


How would a mineral collector determine the hardness of an unknown mineral specimen?

There are two ways. One way is to buy a scratch test kit and follow the instructions. They will tell you to try to scratch minerals of certain hardnesses and find the hardest one it can scratch. For example, if it scratches a mineral with a hardness of 6 but not one with a hardness of 7, the hardness would be between 6 and 7. If you do not have one of those available, you can try scratching common objects. Your fingernail is 1.5, a penny is 2.5, a pocketknife blade is 5.0, window glass is 5.5, a steel file is 6.5, and quartz is 7.0.


Students want to identify a rock in a nearby field. Which of the following properties would be most useful in identifying the unknown rock?

Mineral content


Which information would probably be most helpful to someone trying to identify a mineral sample?

Many igneous rocks can be identified by the position of their minerals.