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extracted: Coticule Quarry at Ol Preu.
size: irregularly shaped bout, 20cm long, median width: 3.5cm
speed with slurry: very fast (range: very slow - slow - moderate - moderately fast - fast - very fast)
speed with water: slow (range: very slow - slow- moderate)
slurry: Slurry turns black almost immediately. No draw. Very faint sensation of fine abrassion.
water: No draw, glass-like sensation. Hone surface looks vey hard, with shiny spots.
Slurry specifics: good slurry release.
Sharpness level coming off slurry: +(range: + shaves my armhair barely, ++ shaves my armheir well, +++ sufficient to shave my face)
Finishing properties, water only: water only: excellent. hone leaves very smooth edge. very slow edge refinement.
Dilucot: follow standard procedure.
Unicot: follow standard procedure.
Touch-up hone, use with water: capable of reclaiming slightly dulling edges. 30-60 laps depending on edge condition.