Most minerals fracture and cleave, but some will only fracture. Common fracture terms are uneven, conchoidal (shell-like), hackly (jagged), and splintery. curved fracture in opal rough, uneven surfaces of rock crystal Uneven fracture ...
Make identification easy and accurate with this compact visual guide, packed with photographs and details on formation, distinguishing features, and much more.
This guide to rocks, minerals, crystals and gemstones presents fascinating stories behind the world's natural treasures; from the Hope diamond to the Great Mogul emerald.
Text and photographs examine the creation, importance, erosion, mining, and uses of rocks and minerals.
This book includes an author's note, a glossary, and an index and supports the Common Core State Standards. Earth’s crust contains many different kinds of rocks and minerals, such as granite, sandstone, basalt, quartz, and crystal.
Student. Resources. Related. Books. Cole, Joanna. The Magic School Bus ® Inside the Earth. Scholastic Inc., 1989. ... Great Explorations in Math and Science (GEMS) http://www.lhs.berkeley.edu/GEMS/gemsguides.html Directly from the ...
Takes children on an incredible journey to the core of the Earth and back.
Rocks and minerals tells how rocks and minerals are formed, how to identify them, and how to begin collecting.
This "Reader's Digest Children's Book" features fun projects and activities dealing with rocks and minerals. Superior artwork and lively text are sure to stimulate young imaginations. Full color.
Explore Earth's natural treasures, from their primeval origins to traditional uses and modern-day appeal with this illustrated guide to rocks, minerals, crystals, gems and more!