Olive Tree
An olive tree (Olea europaea) is an evergreen garden plant grown for its ornamental silvery foliage, edible olives, and Mediterranean aesthetic, suitable for warm climates.
Estimated value as of 2026 · Source: Eureka Farms, House Plant Shop
Fun Fact
Most common varieties like Arbequina start small in 1-3 gallon pots for home gardeners, with mature trees costing hundreds or thousands.
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Californium-252 (per gram)
Californium-252 is a synthetic radioactive element produced in nuclear reactors, valued as an exceptional neutron source for medical and industrial applications.
Dog Collar
A dog collar is a band worn around a dog's neck, typically made of nylon or leather, used for identification, control, and attaching leashes.
Fossil Tyrannosaurus Rex Skeleton (Stan)
Nearly complete T-Rex skeleton auctioned for research and display.
Moon Rock Sample (From Apollo 17 Mission)
Lunar basalt specimen collected during humanity's final Apollo mission in 1972.