50 Rocks and Minerals of the USA

A vast mounted set of 50 rocks and minerals found in the United States.  This collection emphasizes incredible variety, and covers the full range of sedimentary, igneous, and metamorphic rocks.  Featuring rocks and minerals such as scoria, pyrite, oil shale, sulfur, pyrolusite, jade, calcareous tufa and corundum this comprehensive set boasts both familiar and lesser known specimens.  A comprehensive handbook is included, which defines key terms, gives the specific gravity and hardness as well as a brief description for each rock and mineral.  An excellent study tool for those with an interest in geology, or a great gift to introduce a loved one to the diversity of US geological formations.

Features:

• 50 mounted rocks and minerals
• Ores, non-metallic and rock-forming minerals
• Sedimentary, igneous, and metamorphic rocks
• Impressive array of diverse specimens
• Comprehensive handbook with descriptions included

Customer Reviews

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   Lori from College Station, TX USA
My son loves the rock set! When it arrived, one rock was broken, but we were able to glue it back on.


  50 rock and minerals
Undisclosed Verified Buyer
Received quickly was a little disappointed in size of samples but my grand daughter still like it was her favorite christmas gift


  Rocks and minerals set of 50
Linda Mackta from NC
Bought this collection for my grandson's birthday. He will love it!


  Rocks and minerals
Faye Dorsey from Renton, WA
Perfect gift for my grand nephew!