Burnt sienna
The traditional source of siennas have been the quarries near Siena in Italy.
Manufacturer / product code: Kremer / 40430
Chemical description: made by calcining Italian raw sienna. Calcined iron oxide and hydrated iron oxide Kremer PDF
Color: brown
Color Index: PR101
More info: Colourlex
Raman spectroscopy
Pigments (powder, no binder)
Raman Spectroscopy 785 nm Pigments (pure, no binder) (66060 downloads )
Pigments with acrylic binder (Pigments Checker)
Raman Spectroscopy 785 nm Pigments-Checker Database (66003 downloads )
Pure pigments (no binder, just powder)
DOWNLOAD paper: “Pigments Checker version 3.0, a handy set for conservation scientists: A free online Raman spectra database”
Raman spectroscopy 830 nm
Pigments (powder, no binder)
Raman Spectroscopy 830 nm Pigments-Checker Database (53535 downloads )
Raman spectroscopy 1064 nm
Pigments (powder, no binder)
Raman Spectroscopy 1064 nm Pigments-Checker Database (49389 downloads )
XRF spectroscopy
XRF Spectroscopy Pigments-Checker Database (75313 downloads )
DOWNLOAD previous database from Pigments Checker V.3 DOWNLOAD paper: R. Larsen, N. Coluzzi, A. Cosentino “Free XRF Spectroscopy database of Pigments Checker” Intl Journal of Conservation Science.
Reflectance Spectroscopy (200-1000 nm) – GorgiasUV Spectrometer
Reflectance Spectroscopy (200-1000 nm) (GorgiasUV) Pigments-Checker Database (78826 downloads )
Reflectance spectroscopy -Gorgias spectrometer for Art
Reflectance Spectroscopy (350-950 nm) (Gorgias) Pigments-Checker Database (85708 downloads )
NIR Reflectance spectroscopy
NIR-Reflectance Spectroscopy (930-1690 nm) Pigments-Checker Database (74890 downloads )
FT-IR Spectroscopy (Non-invasive Diffuse Reflectance Probe)
FTIR Diffuse Reflectance Spectroscopy Pigments-Checker Database (66648 downloads )
FTIR non-invasive Spectroscopy Pigments (pure, no binder) Database (68434 downloads )
