Amber from Columbia (Tumbled for 2 Weeks)

Amber
A powerful healer and cleanser 
Assists to remove obstacles we put in our own way
Stimulates the intellect and improves memory
Can alleviate depression and seasonal affective disorder
Works with the Solar Plexus Chakra
Associated with Archangel Uriel
Fossilized tree resin with metaphysical properties.  
From Columbia
 
The man I purchased these from said they had been tumbled for 2 weeks.  The longer they are tumbled/polished, the more expensive they get.  These are priced by weight and not necessarily by size.