Baltic amber stone with fossil inclusion - unusual beetle larvae, probably Pyrochroidae.
It weighs 0.9 grams. Measurements of stone 21x11x6mm, length of larvae ~ 4mm curled.
I can send digital high resolution picture by e-mail for personal (not commercial) use. Contact me concerning it.
If you which stone can be made into pendant for free. Please check if stone measurements are suitable for you.