HAT MANUFACTURE. 



227 



fibres are the downy ones with thin walls, but very deep transverse 

 striations; these indicate good felting properties. 



Tig. 147. 



MINERAL FIBRE. 



Asbestos Fibre. Asbestos is the fibrous condition of certain in- 

 combustible minerals, chiefly found in the Takaka district of New 



Fig. 148. Asbestos fibres. 



