- Color of the luminescence under UV and at cathololuminescence. Reference samples are indicated with a star. In blue modern samples, in black historical samples. Samples containing hydrozincite are underlined. White background for samples in form of powder, gray for samples in form of paint
- aZinc white and titan-zinc white
- bThe Sikkens powder made of hydrozincite also exhibited orange luminescence under UV light and blue luminescence at CL