Plectra in stone
Stoneworks Picks, USA. Snake River agate
RPM Stoneworks, Canada. Flint
RPM Stoneworks, Canada. Moss agate
Arvid Stusvik, Norway. Dendritic agate
Stoneworks Picks, USA. Brazilian agate
Wingbeat Designs, USA. Petrified wood limbcast from own Afterglow mine
Wingbeat Designs, USA. Royal sahara jasper
Arvid Stusvik, Norway. Mangan chalcedony