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225-Slate vs. Shale $9.00
Mystery includes rock, fossil, or mineral sample and Mystery questions with teaching instructions.

MYSTERY SAMPLES:
-- A piece of slate that “clanks”
-- A piece of shale that “clunks”
-- Teacher supplied: A metal object, eg. a spoon or table knife

OBJECTIVES:
-- To learn to identify the difference between slate, a useful metamorphic rock, and shale a common sedimentary rock
-- To introduce two easily recognizable characteristics of slate, it is always evenly layered and it “clanks”
-- To introduce some of the differences between metamorphic and sedimentary rocks


GRADES 3-8
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Rock Detective Geoscience Education
14655 Betz Lane
Red Bluff , CA 96080

Phone: 530-529-4890

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