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April 2009 (chiseled out of basalt)
From same nodule as one on right. |
April 2009 (chiseled out of basalt)
From same nodule as one on left. |
Dark colored due to high manganese content.
Found in April 2010 |
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| Often in large sizes |
With bit of black plumes
April 2009 (chiseled out of basalt) |
"Balmorhea Blue" (Blue and white)
April 2010 |
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Plume Agate April 2009
(chiseled out of basalt) |
Plume Agate, April 2009
(chiseled out of basalt) |
Plume Agate, April 2009
(chiseled out of basalt) |
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Faint traces of Plume inclusions
April 2010 |
Plume Agate |
Typical agate with bleached skin |