pyroxferroite
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Pyroxferroite — (Fe+2,Mn,Ca)SiO3 is a silicate of the pyroxene group with a triclinic crystal structure. It has a hardness between 4.5 and 5.5, and is yellowish in colour. OccurrencePyroxferroite was first discovered in lunar rock samples from the Sea of… … Wikipedia
pyroxferroite — … Useful english dictionary
List of minerals N-R (complete) — It is currently not possible to have a complete list of minerals . The International Mineralogical Association is the international group that recognises new minerals and new mineral names, however minerals discovered before 1959 did not go… … Wikipedia
List of minerals — This is a List of minerals for which there are Wikipedia articles. Mineral variety names and mineraloids are to be listed after the valid minerals for each letter.For a complete listing (about 4,000) of all mineral names: List of minerals… … Wikipedia
Axinite — – Deposit Topotype, France General Category Borosilicates Chemical formula … Wikipedia
Manganese nodule — Polymetallic nodules, also called manganese nodules, are rock concretions on the sea bottom formed of concentric layers of iron and manganese hydroxides around a core. The core may be microscopically small and is sometimes completely transformed… … Wikipedia
Rhodochrosite — from Sweet Home Mine, Alma, Colorado, USA General Category Mineral species … Wikipedia
Manganite — This article is about the mineral of formula MnO(OH), for other uses of the term manganite see Manganite (disambiguation) Manganite Manganite, Ilfeld, Thuringia, Germany (size: 5.2×4.1×2.7 cm) Gener … Wikipedia
Tantalite — Tantalite, Pilbara district, Australia General Category Oxide minerals Chemical formula … Wikipedia
Spessartine — from China General Category Nesosilicate Chemical formula … Wikipedia
