Sinople
Encyclopedia
Sinople was a term for a kind of red earth used as a pigment in antiquity.
It can refer to:
It can refer to:
- sinople, also sinoper, a term for "red", and later "green" in heraldry, see Sinople (heraldry)
- In mineralogy, sinople or SinopiaSinopiaSinopia is a reddish-brown ochre-like earth color pigment used in traditional oil painting. It is used for the cartoon or underpainting for a fresco; indeed, the term is also synecdochically used to refer to underpainting done in sinopia...
(Cinnabar, not to confound with the mineral CinnabarCinnabarCinnabar or cinnabarite , is the common ore of mercury.-Word origin:The name comes from κινναβαρι , a Greek word most likely applied by Theophrastus to several distinct substances...
) is a clay or quartz containing iron oxides, used to make the sinopia pigment - In cryptography, sinople is a 128-bit symmetric block cipherBlock cipherIn cryptography, a block cipher is a symmetric key cipher operating on fixed-length groups of bits, called blocks, with an unvarying transformation. A block cipher encryption algorithm might take a 128-bit block of plaintext as input, and output a corresponding 128-bit block of ciphertext...