DENTAL MILL BLANK HAVING OPTIMIZED COLOR TONE

The present invention provides a dental mill blank that can be fabricated, through a milling process, into a highly aesthetic dental prosthesis having an opalescent quality characteristic of natural teeth and also having a sufficient chroma level. The present invention relates to a dental mill blank comprising: 40 mass% or more of an inorganic filler, wherein the dental mill blank satisfies the following conditions (1) and (2):(1) a specimen with a thickness of 1.20 ± 0.01 mm has a chromaticity satisfying -0.5 ≤ a*black ≤ 2.5 and 12.0 ≤ b*black ≤ 25.0 in the L*a*b* color system when measured against a black background; and(2) the specimen with a thickness of 1.20 ± 0.01 mm has an opalescence value of 17.5 or more.