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Journal of Palaeogeography
Fig. 5 | Journal of Palaeogeography

Fig. 5

From: Different accretion and diagenetic patterns within the fabrics of the Permian–Triassic boundary microbialites on the Leye isolated carbonate platform, South China Block

Fig. 5

Mesoscopic and microscopic characteristics of the spotted thrombolites. a Polished slab of the spotted thrombolites, showing black clots and grey interstitial sediments; b Photomicrograph of microsparry spotted clots and micritic interstitial sediments. “Lobate structures” are marked by the arrow. Plane-polarized light; c Enlargement of the rectangle in b, showing poorly-preserved PLFs (marked by arrows). Plane-polarized light

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