Official Journal of the Japan Wood Research Society
Table 2 Wood ray characteristics
From: Properties of common tropical hardwoods for fretboard of string instruments
Species | Ray height/µm | Ray width/µm | Ray ratio | Number of rays/mm |
|---|---|---|---|---|
Ebony | 330.4 (88.30) | 24.1 (14.12) | 14 (7.57) | 15 (1.91) |
Indian rosewood | 146.5 (23.19) | 25.3 (7.62) | 6 (2.14) | 11 (1.71) |
African blackwood | 118.6 (54.47) | 22.5 (7.23) | 5 (2.13) | 17 (3.03) |
Maple | 225.7 (172.54) | 34.1 (26.15) | 7 (6.01) | 10 (2.12) |