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Eisco™ Andesite Specimen 
Andesite Specimen for introduction to igneous rock classification and identifying minerals within igneous rocks.
$2.30 - $28.00
| Catalog Number | Mfr. No. | Specimen Size | Quantity | Price | Quantity & Availability | ||||
|---|---|---|---|---|---|---|---|---|---|
| Catalog Number | Mfr. No. | Specimen Size | Quantity | Price | Quantity & Availability | ||||
|
S24746
|
Eisco™
ESNG0040 |
2 to 3 cm | 1 Ea. |
Each for $2.30
|
|
S26640
|
Eisco™
ESNG0040PK10 |
2 to 3 cm | 10/Pk. |
Each for $5.00
|
|
S24747
|
Eisco™
ESNG0040PK12 |
2 to 3 cm | 12/Pk |
Pack of 12 for $28.00
|
|
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
| Andesite | |
| Igneous Rock |
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