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011-Calcite, many kinds $20.00

Many different samples, all composed of the mineral, calcite
Eg. Fossil limestone; calcite spar crystal; marble; bi-valve shell; travertine

Teaching Objectives:
- To have the students observe a chemical reaction (fizz)
- To show that one mineral (calcite) can occur in many forms
- To show that fizz is a good test for calcite
- To have them exercise their powers of problem-solving to figure out which sample has never
been part of a living animal or plant
- To show that calcite is often produced by animals for their shells
- To introduce in a dramatic way the relationship between acid rain and carbon dioxide
- To show a mineral formula CaCO3 and a chemical equation


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Ruth Deike
Rock Detective Geoscience Education
395 Deer Run Drive
Nellysford , VA 96080

Phone: 434-263-3737



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