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Ballast Point, Tampa Bay, Tampa, Hillsborough Co., Florida, USA

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Chalcedony

Ballast Point, Tampa Bay, Tampa, Hillsborough Co., Florida, USA

Half of a hollow formation of fossilized coral, sliced and polished to show the botryoidal chalcedony interior. Overall size of mineral specimen: 11x5x3 cm. Size of individual crystals: -.
 © 2002 John H. BettsPhoto ID: 4781    View Count: 387

Chalcedony

Ballast Point, Tampa Bay, Tampa, Hillsborough Co., Florida, USA

One of my favorite specimens. The brown rim is calcite while the other side contains some remaining coral fragments. Specimen size 10 cm. Collection and photo: Albert Russ.
 © Albert RussPhoto ID: 89729    View Count: 149

Chalcedony

Ballast Point, Tampa Bay, Tampa, Hillsborough Co., Florida, USA

Chalcedony within ancient coral. Specimen is 12 cm across. Collection and photo: Albert Russ.
 © Albert RussPhoto ID: 163531    View Count: 62

Chalcedony (Var: Agate) : SiO2

Ballast Point, Tampa Bay, Tampa, Hillsborough Co., Florida, USA

This quality piece of coral from Tampa Bay has been replaced by botryoidal agate and is 4 1/2 x 3 1/2 inches in size. In the Creekmur collection.
 © Charles CreekmurPhoto ID: 18642    View Count: 652
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