Growth mechanisms and environmental implications of carbonate concretions from the ~ 1.4 Ga Xiamaling Formation, North China | Journal of Palaeogeography | Full Text
Field photograph showing a palaeosol with soil carbonate nodule (marked... | Download Scientific Diagram
Formation of calcareous nodules in loess–paleosol sequences: Reviews of existing models with a proposed new “per evapotranspiration model” - ScienceDirect
Calcic horizons
Bencliff Grit and its oil-sand, Dorset, by Dr Ian West
Calcium Nodules as a Proxy for Quaternary Paleoclimate Change on China's Loess Plateau | PLOS ONE
Carbonate concretions in Miocene mudrocks in NW Algeria: types, geochemistry, and origins | SpringerLink
Carbonate, the Other Soil Carbon – Iowa Learning Farms
Septarian Nodules
Carbonate concretions—explained - Marshall - 2013 - Geology Today - Wiley Online Library
Formation of calcareous nodules in loess–paleosol sequences: Reviews of existing models with a proposed new “per evapotranspiration model” - ScienceDirect
FlintHillsGuide5
Imaggeo - Calcium carbonate concretions in a soil horizon
Authigenic carbonate nodule | U.S. Geological Survey
Limestone (carbonate sedimentary rock) with silex nodules. This photo was taken in Larra-Belagua Natural Park, Navarra, Spain Stock Photo - Alamy
Nature and Origin of Deep-Sea Carbonate Nodules Collected from the Japan Trench: Environmental Processes: Model Investigations o
Sedimentographica: Plate 170
Siderite - Wikipedia
Concretion - Wikipedia
Imaggeo - Calcium carbonate concretions in a soil aggregate
Carbonate concretions in Miocene mudrocks in NW Algeria: types, geochemistry, and origins | SpringerLink
Microscopic images of Xigaze carbonate nodules. (a) A massive nodule... | Download Scientific Diagram
CONCRETIONS AND NODULES IN NORTH DAKOTA
Fallen Ironstone Nodules Made Of Ferrous Carbonate Embedded In Eocene Clays In The Cliffs After A Landslide At Hengistbury Head UK Stock Photo - Alamy
Dr. Lauren Birgenheier (She/Her) on Twitter: "One of the coolest finds. From a thin bed just below the base of an 8 m thick sandstone fluvial channel. This hand sample 👇is a
Growth mechanisms and environmental implications of carbonate concretions from the ~ 1.4 Ga Xiamaling Formation, North China | Journal of Palaeogeography | Full Text
