Recent Updates
| Quartz Crystals on Cretaceous Limestone Higher Resolution Image |  |
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| Field View High Resosution Image Location: Tucson Mountains |  |
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| Petrified Wood High Resosution Image Location: Tucson Mountains Age: Early Cretaceous Formation: Amole Arkose |  |
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| Petrified Wood High Resosution Image Location: Tucson Mountains Age: Early Cretaceous Formation: Amole Arkose |  |
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| Petrified Wood High Resosution Image Location: Tucson Mountains Age: Early Cretaceous Formation: Amole Arkose |  |
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| Petrified Wood High Resosution Image Location: Tucson Mountains Age: Early Cretaceous Formation: Amole Arkose |  |
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| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Assorted Bivalves Location: Near Rocky Point Sonora Mexico Age: Late Tertiary Formation: Unknown High Resolution Image |  |
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| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Assorted Bivalves and Gastropod Location: Near Rocky Point Sonora Mexico Age: Late Tertiary Formation: Unknown High Resolution Image |  |
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| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Assorted Bivalves and Gastropod Location: Near Rocky Point Sonora Mexico Age: Late Tertiary Formation: Unknown High Resolution Image |  |
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| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Assorted Bivalves and Gastropod Location: Near Rocky Point Sonora Mexico Age: Late Tertiary Formation: Unknown |  |
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| Phylum: Mollusca Class: Gastropoda Gastropod Location: Near Rocky Point Sonora Mexico Age: Late Tertiary Formation: Unknown High Resolution Image |  |
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| Phylum: Mollusca Class: Gastropoda Gastropod Location: Near Rocky Point Sonora Mexico Age: Late Tertiary Formation: Unknown High Resolution Image |  |
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| Phylum: Echinodermata Subphylum: Echinozoa Class: Echinoidea Sea Urchin Location: Near Rocky Point Sonora Mexico Age: Late Tertiary Formation: Unknown High Resolution Image |  |
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| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Assorted Bivalves High Resolution image Location: Near Benson Az. Age: Early Cretaceous Formation: Mural Limestone |  |
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| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Quartz Filled Bivalves High Resolution image Location: Near Benson Az. Age: Early Cretaceous Formation: Mural Limestone |  |
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| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Bivalve Location: Near Benson Az. Age: Early Cretaceous Formation: Mural Limestone |  |
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| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Bivalve Location: Near Benson Az. Age: Early Cretaceous Formation: Mural Limestone |  |
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| Phylum: Mollusca Class: Bivalvia (Pelecypoda) Bivalve Location: Near Benson Az. Age: Early Cretaceous Formation: Mural Limestone |  |
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| Sea Star High Resolution |  |
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| Sea Urchin High Resolution |  |
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| Gastropod High Resolution |  |
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| Rocky Point Transistion High Resolution |  |
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