Fig. 2. Scanning electron microscope image of a pretreated ripidolite grain (125- to 38-µm fraction; treated two times with 10 mM HCl and two times with distilled water).
Fig. 2. Scanning electron microscope image of a pretreated ripidolite grain (125- to 38-µm fraction; treated two times with 10 mM HCl and two times with distilled water).