Huntite

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Huntite

Description

A soft, white mineral composed of magnesium calcium carbonate. The mineral huntite was first described by Faust in 1953 and its use as a pigment by ancient Egyptians was identified by Riederer in 1974 (Eastaugh et al 2004).

Raman

HuntiteRS.jpg

FTIR

MFA- Huntite.jpg


Other Properties

Microscopically similar to calcite. Moderate birefringence with strong interference colors.

Composition Mg3Ca(CO3)4
Refractive Index ~1.625

Additional Information

° Nicholas Eastaugh, Valentine Walsh, Tracey Chaplin, Ruth Siddall, Pigment Compendium, Elsevier Butterworth-Heinemann, Oxford, 2004

° B. Ford, I.MacLeod, P.Haydock, "Rock art pigments from Kimberley region of Western Australia: identification of the minerals and conversion mechanisms." Studies in conservation 39, no. 1 (1994), pp. 57-69

Sources Checked for Data in Record

  • Nicholas Eastaugh, Valentine Walsh, Tracey Chaplin, Ruth Siddall, Pigment Compendium, Elsevier Butterworth-Heinemann, Oxford, 2004 Comment: Refractive index: w=1.679; e=1.500

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