Figure 6a Petrographic thin section of the Figure 6b Petrographic thin section of the 

 Orgucil meteorite showing two, adjoining Orgueil meteorite showing a singular object, 

 organized elements. Magnification 590 x . similar to those in Fig. 6 a. Magnification 590 x . 



Figure 7a Type 1 organized element after Figure 7b A type 2 organized element after 

 Feulgen staining. Magnification 1000 x. Feulgen staining. Magnification llQx. 



Figure 7c Cassava starch grain after Feulgen 

 staining. Magnification 590 x , 



Figure 7 d Cassava starch grain after periodic 

 acid Schiff / PAS / staining. Note that Feulgen 

 staining, when administered according to stan- 

 dardized techniques, does not stain starch 

 whereas PAS does. Magnification 590 x . 



