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Eisco™ Basalt Specimen

Basalt is formed quickly from an iron-rich magma and exhibits a dark color and small crystal size.
$3.15 - $38.00
Catalog Number | Mfr. No. | Specimen Size | Quantity | Price | Quantity & Availability | ||||
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Catalog Number | Mfr. No. | Specimen Size | Quantity | Price | Quantity & Availability | ||||
S24748
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Eisco™
ESNG0041 |
2 to 3 cm | 1 Ea. |
Each for $3.15
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S26589
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Eisco™
ESNG0041PK10 |
2 to 3 cm | 10/Pk. |
Each for $4.95
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S24749
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Eisco™
ESNG0041PK12 |
2 to 3 cm | 12/Pk. |
Pack of 12 for $38.00
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S26643
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Eisco™
ESNG0041HAND |
7 to 8 cm | 1 Ea. |
Each for $27.25
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Description
- Aphanitic volcanic rock forms from effusive eruptions, such as shield volcanoes of Hawaii, or deep ocean floor
- For use in introduction to igneous rock classification and identification
- Correlates well to Next Generation Science Standards Evidence Statements
- Students can recreate cooling history of this sample based on texture and abundance of phenocrysts
- Example of aphanitic igneous rock
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