B26 fibrous The blaze texture is regarded as fibrous when it is found that small sections which have been levered out with the point of a knife have a somewhat stringy texture.

B27 granular The blaze texture is regarded as granular when it is found that small sections which have been levered out with the point of a knife have a granular but not a stringy texture. The texture may range from that of a stony pumpkin to a hard potato.