Adam, son of 'Pawn Stars' Rick Harrison, dies at 39 after overdose

Getty

Grindstone Harrison's son Adam has deceased below tragic circumstances ... TMZ has learned.

A representative For THE 'Pawn Stars' reality star tell We Adam recently deceased Since A fatal overdose ... And were said THE family only just find out Today. HAS This time, It is not clear Or Adam was Exactly When he pass -- And THE specific circumstances are Also unknown has This time.

The ace Las Vegas Metro PD tell We they are investigate THE case.

Waiting For your authorisation has load THE Instagram Media.

Adam East A of Rick's three children -- all boys -- And he is has been Above all disabled THE radar In terms of Rick's to show And store. Word East ... Adam help out has THE World Famous Gold & Money Pawn Shop once on A time -- but has Since take a step far has TO DO her own thing.

He doesn't appear has to have has been Featured In any of them of THE episodes Since What We can see.

Grindstone had two children with her First of all marry Kim ... Corey And Adam -- And he Also had A son, Jacques, with her second marry, Tracy.

Waiting For your authorisation has load THE Instagram Media.

While Rick's the oldest son Corey East strongly implied In "Pawn Stars," First of all appearing on THE reality to show path back In 2009, Adam Above all stayed out of THE projector.

With Adam Never Really get implied on THE to show, There is not A plot known about him ... However a few people to have claims he do A live...