Does anyone recognize this signature or stone? Any help is much appreciated!

[11ps1pod]

I believe this piece is marked SD, also wasn’t to sure on what type of stone was used in the piece.

[TryingToLearn]

Try looking for items by Scott Dave - Navajo.

[markyboy57]

Looks like it could be Lucin Variscite

[Greatrocks123]

Totally agree! Looks like variscite. Kyle

[11ps1pod]

Thank you so much!