Help identify marble

[collins6542]

Can anyone help me identify this marble I found today I have never seen one like it before and would love to find info on it!! As well as a value :P

 

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[niffler]

I think it's called a "sulphide" marble.

 

[vpnavy]

..: Moved from Today's Finds! over to Forum: Marbles for more exposure :..​

 

[cheese]

Oh nice! Yes, that's an antique German sulphide marble. They are very collectible and have decent value.

 

[Tpmetal]

was this dug? there are more modern versions of a multitude of materials. One in specific i has experience with is zircar.