https://sonigstonsls.shop/products/v-332-teal-blue-velvet-underglaze
Amaco V332 Teal Blue Velvet Underglaze
Teal Blue underglaze is a deep blue color that is rich sapphire at cone 05 that becomes a deep medium blue at cone 5, and is very dark at cone 10. A clear...
teal blueamacovelvetunderglaze