Try two finish possibilities: When left unglazed these colors have the rich textural appearance of velvet; when covered with AMACO Clear Transparent
AMACO Velvet Underglaze V-318 - Rose - 1 pint
Plainsman Clays Store
V-304 Amaco Straw - Columbus Clay Company
Plainsman Clays Store
Western Teacher's Dozen Underglaze 12-Pack
Plainsman Clays Store
Satin Matte Amaco – Highwater Clays
Satin Matte Amaco – Highwater Clays
Testing (mostly) Amaco underglazes in a soda kiln — Potteryblog: Emily Murphy
Sunstrokes underglazes have a gloss finish even when fired without the clear glaze. Therefore if they are applied on the bottom of the piece, they
Amaco Sunstrokes Brilliant Underglaze SS206 Clover Green
LUG-42 Amaco Blue Green - Columbus Clay Company
Amaco Underglazes Archives - Clay Art Center
AMACO – Cone 05-6 - Set No. 110 Semi-Moist Underglazes – Krueger Pottery Supply