Baltic amber stone with fossil inclusion - cobweb waever spider Theridiidae Lasaeola.
It weighs 0.4 grams. Measurements of stone 12x8x4mm, length of spider body ~ 2mm.
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.