Ingredients

Ingredient Amount
Gerstley Borate 77.80
Lithium Carbonate 22.20
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Chrome Oxide 0.30
Manganese Dioxide 44.40
Copper Carbonate 6.70

Instructions

Metallic Platinum can been seen on the raised bumps in the image shown on this page.

Published in "Studio Takada" by Kaname and Sumiko Takada, in the March 2017 issue of Ceramics Monthly.
This glaze shifts slightly at cone 05.