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Eisco™ Andesite Specimen
Andesite Specimen for introduction to igneous rock classification and identifying minerals within igneous rocks.
$2.80 - $30.75
| Catalog Number | Mfr. No. | Specimen Size | Quantity | Price | Quantity & Availability | ||||
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| Catalog Number | Mfr. No. | Specimen Size | Quantity | Price | Quantity & Availability | ||||
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S24746
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Eisco™
ESNG0040 |
2 to 3 cm | 1 Ea. |
Each for $2.80
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S26640
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Eisco™
ESNG0040PK10 |
2 to 3 cm | 10/Pk. |
Each for $6.45
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S24747
|
Eisco™
ESNG0040PK12 |
2 to 3 cm | 12/Pk. |
Pack of 12 for $30.75
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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
| Igneous Rock, Andesite | |
| 2 to 3 cm |
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