Rock Varnish Formation Mechanism

Polygenetic model reconciling Mn enrichment, lamination, and slow accretion

13.8
Growth Rate (um/kyr)
13.4x
Mn Enrichment
74.4%
Microbial Contribution
0.22
Mean Mn/Fe Ratio

Mn Enrichment by Mechanism

Polygenetic Model Breakdown

Growth Rate vs Dust Flux

Growth Rate vs Rainfall