Table 1. Measurements of Mineral Sections in Longitudinal Section Image (Figure 1).

Measurement Type	Value	n
Thickness	4.8±0.9 nm,	25
Distance between bundles (lanes) of mineral structures	53±13 nm	7
Widths of bundles of mineral structures	23±7 nm	5
Lengths of mineral structures	Shortest ≥40 nm Longest >200*

*Note – ends of mineral structures are obstructed by other structures or extend out of the focal plane of the image.