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Glauconite
Glauconite - Mineral Properties and Uses |
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Uses |
Glauconite uses include: fertilizer, soil amendment. |
Color |
green, blue green |
Streak |
dull green |
Luster |
earthy to dull |
Diaphaneity |
transparent to translucent |
Cleavage |
perfect |
Hardness |
2 |
Specific Gravity |
2.4 - 3.0 |
Distinguishing
Characteristics |
color |
Crystal System |
monoclinic |
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Glauconite, or greensand, from Birmingham, New Jersey.
These specimens are small particles 1 to 2 millimeters across.
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This is glauconite in sandstone from Afton, Minnesota.
Specimen is approximately 3-1/2 inches (8.9 centimeters) across.
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Mineral photographs that appear on this page with a Geology.com copyright mark are property of Geology.com and may not be used beyond our website. If you like these photos and would like to share them with others please link to this page or email its URL. The photos were taken and composed by Ann Bryant.
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