Well !! after over 20 years of lugging this thing around I found out what this thing was, A Vidrio fan base. The Vidrio company had their own glass manufacturing plant & made a wide variety of things. Fan bases, gear shift knobs, cigarette lighters etc... So glad I stumbled onto this site, I'll post a few of my "anchor" and then the link & a few pics from the site to spark your interest.
LINK : https://www.afcaforum.com/forum1/52516.html
PICS OF THE PUZZLE PIECE I LUGGED AROUND FOR OVER 20 YEARS
UNDER A BLACKLIGHT THE THING LIGHTS UP LIKE THE SUN, I BELIEVED IT WAS