Dig It: How to Collect Rocks and Minerals (Reader's Digest by Susan Tejada, Steve Seymour, Ed French

By Susan Tejada, Steve Seymour, Ed French

Were you aware that the entire global lies at your toes? quite! Rocks and minerals are like little home windows at the internal workings of Planet Earth. you simply need to recognize the place to discover them and what you're looking at. that is the place Dig It! is available in. jam-packed with fingers on actions and enjoyable proof, it will train you the fundamentals of rocks and minerals and the way they make a distinction in exactly approximately all the things of your lifestyles. you will additionally locate pointers on discovering and construction a rock number of your personal, and magazine pages for preserving a list of your unearths. even if you're sticking with regards to domestic or are wandering farther afield, you'll find lots of cool rocks and minerals with a little attempt. we've got even given you a starter assortment. So what are you expecting? seize Dig It! and begin digging!

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Additional info for Dig It: How to Collect Rocks and Minerals (Reader's Digest Explorer Guides)

Sample text

Metamorphic rocks: Rocks that are changed by intense heat and/or pressure. 48 meteor: A streak of light caused by a lump of space rock entering Earth’s atmosphere. The rock itself is known as a meteoroid. When it lands on Earth’s surface, it is called a meteorite. mineral: A natural substance that is not a plant nor an animal. Mohs Scale: A list of 10 minerals ranked in order of hardness. The higher the number, the harder the mineral. Testing the hardness of a mineral helps to identify it. ore: A rock or mineral that contains enough metal to be worth mining.

The higher the number, the harder the mineral. Testing the hardness of a mineral helps to identify it. ore: A rock or mineral that contains enough metal to be worth mining. outcrop: The part of a rock formation that sticks up out of the ground so it is easy to see. outer core: The hot, liquid metal layer of Earth surrounding the inner core. paleontology: The study of ancient plant and animal life. Someone who studies paleontology is a paleontologist. plate: A piece of Earth’s crust attached to the hard outer part of the mantle.

Outer core: The hot, liquid metal layer of Earth surrounding the inner core. paleontology: The study of ancient plant and animal life. Someone who studies paleontology is a paleontologist. plate: A piece of Earth’s crust attached to the hard outer part of the mantle. road cut: Places where roads have been blasted through rock. rock: A natural solid made of minerals or rock fragments. rock cycle: The constant recycling of Earth materials that causes metamorphic, sedimentary, and igneous rocks to form.

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