An obsolete term for a near iron-free chlorite from the Ural mountains.
An obsolete term for a near iron-free chlorite from the Ural mountains.
An obsolete term for aluminoceladonite.
A poorly defined material, probably not a mica, possibly containing halloysite.
See complex.
An obsolete term for lepidolite.
An obsolete term for lepidolite.
See calcium silicate hydrate (CSH) in Part 1.
An obsolete term for margarite.
A crystalline sedimentary rock mainly composed of CaCO3. Common minor constituents include quartz, feldspars and clay minerals. Limestone is heated to make clinker which is an additive to make Portland cement.
Cf., clinker, Portland cement