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Added Object class: "Geological samples" to search constraints
Limit your search
Choose one:
- Crystal607 objects
- Stone sample429 objects
- Rock270 objects
- Rock sample237 objects
- Chert207 objects
- Asphalt181 objects
- Stone163 objects
- Pumice129 objects
- Obsidian116 objects
- Rock fragment79 objects
Select all that apply:
- Geological samples✖Remove constraint Object class: Geological samples1 objects
- Specimens and samples1 objects
- archaeology1 objects
Select all that apply:
- CA-CCo-138, Oakley, Contra Costa County1 objects
- California1 objects
- Contra Costa County, California1 objects
- North America1 objects
- Oakley, Contra Costa County, California1 objects
- San Francisco Bay Area, California1 objects
- The Americas1 objects
- United States1 objects
Current results range from 1939 to 1939
- Ernest N. Johnson1 objects
- Ernest N. Johnson1 objects
- Jade (rock)1 objects
- Acc.7441 objects
Current results range from 1938 to 1938