Издательство: | Bookvika publishing |
ISBN: | 978-5-5108-5817-4 |
High Quality Content by WIKIPEDIA articles! Heulandite is the name of a series of tecto-silicate minerals of the zeolite group. Prior to 1997, heulandite was recognized as a mineral species, but a reclassification in 1997 by the International Mineralogical Association changed it to a series name, with the mineral species being named: