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Colour Index Code
PBR6
Raw / Burnt Umber
- Chemistry
- Natural/synthetic iron-manganese oxide
- Origin
- Mineral earth (Cyprus/Italy).
- History
- A staple earth pigment; burnt umber is calcined raw umber, deeper and warmer.
- Toxicity
- Generally non-toxic.
Raw / Burnt Umber (PBR6) is Natural/synthetic iron-manganese oxide. In our watercolour range it is semi-transparent, yes granulation, excellent lightfastness.
- Transparency
- Semi-Transparent
- Granulation
- YES
- Staining
- Low
- Lightfastness
- Excellent
PBR6: Questions & Answers
What is PBR6?
PBR6 (Raw / Burnt Umber) is Natural/synthetic iron-manganese oxide. Mineral earth (Cyprus/Italy)..
What is the chemistry of PBR6?
PBR6 is Natural/synthetic iron-manganese oxide.
Is PBR6 toxic?
Generally non-toxic.
Is PBR6 lightfast?
In the Michael Harding range, colours using PBR6 are rated excellent for lightfastness.
Is PBR6 transparent or opaque?
PBR6 is semi-transparent.
Does PBR6 granulate?
In watercolour, PBR6 is granulating.
Which Michael Harding colours use PBR6?
PBR6 appears in 12 Michael Harding colours: Permanent Sap Green, Red Umber, Raw Umber, Burnt Umber, Neutral Grey (N7), Neutral Grey (N5) and 6 more.
Michael Harding colours using PBR6
12 colours across both rangesLightfastness: ExcellentOil Colours containing PBR6
6 colours
No. 217 Permanent Sap Green
Series 2
Semi-TransparentFastCoolⓋ Vegan
- Pigment
- PG7, PBr6, PY74
- Type
- Organic/Inorganic
- Lightfastness
- Excellent
- Oil Content
- High
- Tint Power
- High
No. 124 Red Umber
Series 1
Semi-TransparentVery FastⓋ Vegan
- Pigment
- PBr6
- Type
- Inorganic
- Lightfastness
- Excellent
- Oil Content
- Average
- Tint Power
- Average
No. 121 Raw Umber
Series 1
Semi-TransparentVery FastⓋ Vegan
- Pigment
- PBr6
- Type
- Inorganic
- Lightfastness
- Excellent
- Oil Content
- Average
- Tint Power
- Average
No. 126 Burnt Umber
Series 1
Semi-TransparentFastⓋ Vegan
- Pigment
- PBr6
- Type
- Inorganic
- Lightfastness
- Excellent
- Oil Content
- Average
- Tint Power
- Average
Watercolours containing PBR6
6 colours
No. W147 Sap Green
Series 1
Semi-Transparent
- Pigment
- PG7, PBr6
- Lightfastness
- Excellent
- Tint Power
- 3
No. W124 Red Umber
Series 1
Semi-TransparentWarm
- Pigment
- PBr6
- Lightfastness
- Very Good
- Tint Power
- 2
No. W126 Burnt Umber
Series 1
Semi-TransparentWarm
- Pigment
- PBr6
- Lightfastness
- Excellent
- Tint Power
- 2
No. W121 Raw Umber
Series 1
Semi-TransparentWarm
- Pigment
- PBr6
- Lightfastness
- Very Good
- Tint Power
- 2
| Colour | Medium | Transparency | Lightfastness | Granulation |
|---|---|---|---|---|
| Permanent Sap Green No. 217 | Oil | Semi-Transparent | Excellent | — |
| Red Umber No. 124 | Oil | Semi-Transparent | Excellent | — |
| Raw Umber No. 121 | Oil | Semi-Transparent | Excellent | — |
| Burnt Umber No. 126 | Oil | Semi-Transparent | Excellent | — |
| Neutral Grey (N7) No. 140 | Oil | Opaque | Excellent | — |
| Neutral Grey (N5) No. 136 | Oil | Opaque | Excellent | — |
| Sap Green W147 | Watercolour | Semi-Transparent | Excellent | YES |
| Red Umber W124 | Watercolour | Semi-Transparent | Very Good | YES |
| Burnt Umber W126 | Watercolour | Semi-Transparent | Excellent | YES |
| Raw Umber W121 | Watercolour | Semi-Transparent | Very Good | YES |
| Sepia W154 | Watercolour | Semi-Opaque | Very Good | YES |
| Neutral Grey (N5) W136 | Watercolour | Opaque | Excellent | YES |
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