ironstone

n.

铁矿石；

Clay-Ironstone Concretion Preserving Fabrics Due to Progressive Compaction
Plant communities on ironstone outcrops: a diverse and endangered Brazilian ecosystem
Stability problems associated with an abandoned ironstone mine
Patterns of plant diversity in ironstone ranges in arid south western Australia
The Contribution of Ironstone Outcrops to Plant Diversity in the Iron Quadrangle, a Threatened Brazilian Landscape
Ironstone pods in the Archean Barberton greenstone belt, South Africa: Earth's oldest seafloor hydrothermal vents reinterpreted as Q...
The carbon isotope geochemistry of goethite (α-FeOOH) in ironstone of the Upper Ordovician Neda Formation, Wisconsin, USA: Implicat...
Carbon and oxygen isotope ratios in diagenetic siderite and magnetite from Upper Devonian ironstone, Wadi Shatti District, Libya.
Early diagenetic pyrite morphology in a mudstone-dominated succession: the Lower Jurassic Cleveland Ironstone Formation, eastern Eng...
Stability and facies association of early diagenetic mineral assemblages; an example from a Jurassic ironstone-mudstone succession, ...