Jet Tumbles #1 measure approximately 5/8" to 15/16" (15.9mm to 23.8mm) and weigh approximately .1 to .4 ounces (2.8 to 9.0 grams). Please let me pick one for you. These are $1.00 USD each.
(Healing Crystal)
Hardness: 2.5
Origin: Unknown
Jet is very light fossilized wood; about the weight of Amber. Jet works on the Root Chakra. It is grounding and protecting, and will actually protect against violence. Jet is very calming. This is a "crystal" that is of use in the world of business, especially in regard to financial matters, bringing skill to these endeavors. It works on fear and helps with illness and depression.