Fig. 4
From: A newly revised estimation of bulk densities and examination of the shape of individual Ryugu grains
Optical images of Ryugu grains with various shapes. a A0017 and b C0099; Flat Blocks, c A0195; Rod, d C0166; Blade, e A0114; Equant Block, f C0173; Slab, g A0016; Elongated Block, h A0004; Sub-equant Block. i C0041 and j C0181 are unique grains with large white/transparent materials. i and j are enlarged. Shape classification is based on Fig. 2b. The yellow arrows in a and h indicate glittering and/or glossy surfaces. Tiny bright materials are visible in the area enclosed by a dotted blue circle on grain (b) and (i)