Rock Collecting Quiz

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Welcome to the Rock Collecting Quiz!

Are you ready to embark on an exciting journey into the world of rocks and minerals?

Dive into our Free Online Rock Collecting Quiz and uncover the fascinating secrets hidden within the Earth’s crust. This interactive quiz is perfect for rock enthusiasts of all levels—from curious beginners to seasoned geologists.

Learn intriguing facts about different types of rocks, identify minerals, and receive personalized tips to enhance your rock collection. It’s engaging, informative, and best of all, it’s free!

Why wait? Start your rock collecting adventure today and become a true rock connoisseur!

Disclaimer: The hard questions in the Rock Collecting Quiz are challenging. To finish the game and reaching the master level typically requires a significant amount of grit, determination and perseverance. I you want to learn more about rock collecting check out our article about Rock Collecting as a passion.

Question 1:

What is the study and collection of rocks called?

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The study of rocks and minerals.
Click to see Answer ⬇
Lapidary - Lapidary is the craft of cutting, shaping, and polishing gemstones and minerals, as well as the study and collection of them.

Question 2:

What is the hardest naturally occurring mineral on Earth?

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It's a gemstone known for its hardness and brilliance.
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Diamond - Diamond is composed of carbon atoms arranged in a strong crystal lattice, making it the hardest mineral known.

Question 3:

Which mineral is commonly used in making countertops and sculptures due to its durability and attractive appearance?

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It's a common material used in kitchen countertops.
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Granite - Granite is an igneous rock composed mainly of quartz and feldspar, making it suitable for various architectural and decorative applications.

Question 4:

What is the process by which rocks are broken down into smaller pieces by physical or chemical means?

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It's the initial step in the formation of sedimentary rocks.
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Weathering - Weathering encompasses various processes such as mechanical weathering and chemical weathering that lead to the breakdown of rocks.

Question 5:

What is the most common rock type found on Earth's surface?

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Think about the rock types commonly seen in landscapes.
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Granite - Granite is the most widespread rock type on the Earth's surface due to its abundance and durability.

Question 6:

Which mineral is commonly used in rock collecting to test for streak color?

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Think about the softness of minerals.
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Talc - Talc's softness allows it to leave a distinctive streak when rubbed against a harder mineral surface.

Question 7:

What is the process of turning sediments into solid rock?

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Think about the process that occurs after sediments are deposited.
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Compaction - Compaction occurs when sediments are buried and compressed, leading to the formation of solid rock.

Question 8:

Which rock type is formed from the cooling and solidification of magma or lava?

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Think about the origin of magma and lava.
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Igneous - Igneous rocks are created when magma or lava cools and solidifies, leading to the formation of crystalline structures.

Question 9:

What is the scale used to measure the hardness of minerals?

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Think about the scale commonly used in mineralogy.
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Mohs scale - The Mohs scale ranks minerals based on their scratch resistance, providing a relative measure of hardness.

Question 10:

What is the name for a rock formed from the cooling and solidification of magma or lava?

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This rock type is associated with volcanic activity.
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Igneous rock - Igneous rocks are formed when molten rock cools and solidifies, either at the Earth's surface or below the surface.

Question 11:

Which mineral is commonly used in rock collecting to test for effervescence when it comes into contact with hydrochloric acid?

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This mineral commonly reacts with hydrochloric acid.
Click to see Answer ⬇
Calcite - When calcite comes into contact with hydrochloric acid, it produces effervescence, which is a key test in rock collecting.

Question 12:

Which type of rock is formed by the alteration of pre-existing rock through heat, pressure, or chemical processes?

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This rock type undergoes changes without melting.
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Metamorphic rock - Metamorphic rocks are formed from pre-existing rocks that undergo physical or chemical changes due to heat, pressure, or chemically active fluids.

Question 13:

What is the term for the process by which rocks are broken down into smaller pieces by physical or chemical means?

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This process prepares rocks for erosion and transport.
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Weathering - Weathering involves the breaking down of rocks and minerals on the Earth's surface through exposure to the elements and chemical reactions.

Question 14:

Which mineral is often used in rock collecting to test for magnetism?

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This mineral is attracted to magnets.
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Magnetite - Magnetite is a naturally occurring mineral that exhibits strong magnetism, making it useful for testing in rock collecting.

Question 15:

Which type of rock is formed from the alteration of pre-existing rock through heat, pressure, or chemical processes?

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This type of rock results from intense heat and pressure.
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Metamorphic rock - Metamorphic rocks are formed from pre-existing rock that undergoes physical or chemical changes due to heat, pressure, or chemically active fluids.

Question 16:

Which mineral is commonly used in rock collecting to test for magnetism?

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This mineral is strongly magnetic.
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Magnetite - Magnetite is a naturally occurring mineral that exhibits strong magnetism and is often used in rock collecting to test for magnetic properties.

Question 17:

Which of the following minerals is commonly associated with the formation of geodes?

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Geodes are known for their hollow cavities lined with crystals.
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Quartz - Geodes are formed in sedimentary and volcanic rocks, and quartz is a common mineral found within them, often creating beautiful crystal formations.

Question 18:

What is the term for the process by which rocks are broken down into smaller pieces by physical or chemical means in a specific location?

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This process involves the breakdown of rocks in a specific area.
Click to see Answer ⬇
Weathering - Weathering is the process by which rocks are broken down into smaller pieces through physical or chemical means, and it can occur in a specific location.

Question 19:

Which of the following minerals is commonly used in the formation of stalactites and stalagmites in caves?

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This mineral is known for its role in cave formations.
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Calcite - Calcite is a common mineral involved in the formation of stalactites and stalagmites in caves as it dissolves in water and re-deposits as calcite, creating these cave formations.

Question 20:

Which of the following is a sedimentary rock composed primarily of calcium carbonate?

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This rock is formed from the accumulation of marine organisms' remains.
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Limestone - Limestone is a sedimentary rock mainly composed of calcium carbonate, often formed from the accumulation of marine organisms' shells and skeletons.

Question 21:

Which of the following minerals is commonly used in the creation of the gemstone known as 'tiger's eye'?

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This mineral's unique properties contribute to the distinctive appearance of 'tiger's eye'.
Click to see Answer ⬇
Crocidolite - Crocidolite is often used in the creation of the gemstone 'tiger's eye' due to its fibrous structure and chatoyancy, which results in the stone's distinctive appearance.