Bone White Pigment

Description

Bone White is a handmade single pigment produced through the traditional process of calcining cuttlefish bones at high temperatures, resulting in a soft, natural off white pigment. This process removes all organic material, leaving behind pure calcium phosphate, which gives Bone White its unique warm, translucent quality. Historically used in art and industry, this pigment provides a subtle alternative to brighter, more opaque whites like Titanium or Zinc White.

Bone White has exceptional lightfastness, making it highly durable for both classical and contemporary artwork. It blends seamlessly with other pigments, offering a warm, organic tone in painting. Its semi-translucent nature allows for excellent layering, soft shading, and glazing effects in oil, watercolor, and tempera applications. Compared to synthetic whites, it provides a more soft, transparent, and natural color, making it ideal for portrait painting, restoration work, and traditional media.

History

Bone derived pigments have been in use for thousands of years, originating as natural white and black pigments used in painting, ceramics, and decoration.

During antiquity, civilizations such as the Egyptians and Greeks burned bones to create white and black pigments for murals, manuscript illumination, and cosmetics. These pigments were widely used due to their availability and stable composition.

In the Middle Ages and Renaissance, Bone White was commonly used in frescoes and manuscript illumination, as it provided a warm, stable white that complemented other natural pigments. It was particularly valued for underpainting and skin tones in tempera painting. In the pictured artwork 'Carrying the Cross' by Caliari (called Veronese), Bone White is used with Lead White to create the many whites, off whites, and tints of the painting.

By the 18th and 19th centuries, Bone White became a staple pigment in both fine art and industrial applications. It was used extensively in watercolor and oil painting as a mixing white, as well as in ceramic glazes, porcelain production, and traditional gilding techniques.

Today, Bone White remains an important pigment for artists and conservators who appreciate its historical authenticity and soft, natural warmth. It continues to be used in painting, restoration, and traditional craft applications.

Pigment Information

Pigment Type: Natural (Calcium Phosphate) from cuttlefish bones (Ca₅(PO₄)₃OH)
Source: Calcined animal bone (bone ash)
Origin: Handmade in house using purified bone ash
Suitable Mediums: Watercolor, Oil, Tempera, Acrylic
Lightfastness: Excellent
Opacity: Semi-translucent
Other Names: Bone Ash White, Natural Bone White, Cremated Bone White
Color Index Code: N/A
Image: 'Carrying the Cross' by Caliari (Veronese) from the Dresden State Art Collections

Health and Safety

• For art use only. Not for cosmetic, food or children's use.
• Keep out of reach of children and pets. Do not eat, drink or smoke while working.
• Avoid creating or breathing dust. Work in a ventilated area and wear a NIOSH approved dust respirator (P100 or better) when handling dry pigment.
• Wear gloves and eye protection. Wash hands and work surfaces after use, and never rinse pigment into drains.
• Do not spray apply, sand or burn.
• If swallowed or if you feel unwell, contact a poison control center (U.S. 1-800-222-1222) or a doctor.
• Safety Data Sheet available on request.