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Eisco™ Andesite Specimen

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Quantity:
1 Ea.
10/Pk.
12/Pk.
Description
- Abundant phenocrysts in fine-grained matrix offer great demonstration of igneous porphyry
- For use in classroom identification labs and exercises
- Correlates well to Next Generation Science Standards Evidence Statements
- Texture and chemistry variation are useful for students learning about differing cooling rates
- The fine-grained felsic matrix contains larger, identifiable hornblende crystals, indicating two different rates of cooling
- Example of porphyry in igneous rocks
Specifications
Specifications
Product Type | Igneous Rock, Andesite |
For Use With (Application) | Introduction to igneous rock classification and identifying minerals within igneous rocks |
Packaging | Clear labeled and barcoded bag |
Quantity | 1 Ea. |
Specimen Size | 2 to 3 cm |
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