7.20.01 Shigan (purple rock) derived from natural rock
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| Pigment Number | 7.20.01; 7.20.1 |
|---|---|
| Pigment Classification | 7.20 VIOLET - Oriental Pigments |
| Bottle Label | Shigan (purple rock) derived from natural rock |
Museums and labs that have a sample
| Lab Name | Lab Number | Comment |
|---|---|---|
| Brooklyn Museum | 7.20.1 | |
| ICA-Cleveland | 7.20.1 | |
| IFA-NYU | 7.20.1 | Slide specimen only |