Need help identifying glass object

[USMC18]

Was out bottle hunting in the woods today and I come across this glass object. Quite heavy and it's purple in color. Thought it was kind of neat so I took it home. Coca cola bottle next to object for size.

 

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[digging440yrs]

Looks like the base of a kerosene lamp--

 

[mwb76]

Maybe the base to lamp like digging said or a cake stand base

 

[USMC18]

I think you guys are right. It does look like a Kerosene lamp base. Thanks!