Table 3.

Central Ridge Magnetization M _cr and Total FORC Magnetization M _forc From Micromagnetic Simulations of (a) Single‐Stranded and Double‐Stranded Chains, (b) a Composite of Intact Chain configurations With a 2:1 Proportion of Equant Versus Prismatic Magnetosomes, (c) a Composite of All Chain configurations With 2:1 Proportion of Equant Versus Prismatic Magnetosomes (Figure 8b), and (d) the CBD‐Extractable Fraction of a Magnetofossil‐Rich Pelagic Carbonate From the Equatorial Pacific (Ludwig et al., 2013)

SD system	$M_{\text{cr}}/M_{\mathrm{s}}$	$M_{\text{forc}}/M_{\mathrm{s}}$	$M_{\text{cr}}/M_{\text{rs}}$	$M_{\text{cr}}/M_{\text{forc}}$
Stoner‐Wohlfarth	0.272	0.272	0.544	1.0
Single‐stranded equidimensional	0.347	0.379	0.704	0.914
Single‐stranded prismatic	0.355	0.374	0.711	0.947
Double‐stranded equidimensional	0.194	0.396	0.407	0.489
Double‐stranded prismatic	0.209	0.367	0.424	0.570
Fold‐collapsed equidimensional	0.171	0.397	0.366	0.431
Fold‐collapsed prismatic	0.187	0.354	0.381	0.528
Composite chains (intact)	0.274	0.382	0.561	0.718
Composite chains (all)	0.242	0.382	0.500	0.632
Pelagic carbonate (CBD‐extractable)	–	–	0.653	0.666