Nawigacja

The website is

Główna

• Dictionary

  Word: Pyrolusite

  ID	Word	Wordtype	Definition
  123525	Pyrolusite	n.	Manganese dioxide, a mineral of an iron-black or dark steel-gray color and metallic luster, usually soft. Pyrolusite parts with its oxygen at a red heat, and is extensively used in discharging the brown and green tints of glass (whence its name).

  
  

  ---

  Do you know these words?
  
  Noddy | Thread | Alienism | Provine | Tractor |