What is this?

[Earth]

....This piece is sea through, it's hard like a rock and smooth as glass on the outside. It looks like brown/reddish specs on the inside of glass. Delaware beach....Any idea? Sea glass?

 

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[Eu_citzen]

Intriguing piece. Possibly chalcedony?

 

[Earth]

Intriguing piece. Possibly chalcedony?

Thanks...I'll check it out further....you always come through...

 

[Eu_citzen]

Thanks...I'll check it out further....you always come through...

Been doing this for 18+ years. The ID from pics on the forum are just a neat way to keep my mind sharp.

 

[Earth]

Been doing this for 18+ years. The ID from pics on the forum are just a neat way to keep my mind sharp.

You definitely know you're stuff....I appreciate it, you've been right thus far...

 

[DDancer]

Chalcedony for sure but I'd probably call it lacy or wormy agate. Nice piece. EU's a sharp one hehh!

 

[bonedoggle]

I am lobbing agate out there

 

[PennyG]

Stibnite Agate?

 

[PennyG]

Stibnite Agate?

You said Delaware , then probably no stibnite .

 

[PennyG]

Datolite , that's my final answer [emoji6]