 | | Book | | the zeolites bikitaite, boggsite, brewsterite, cowlesite, dachiardite, edingtonite, epistilbite, erionite...volcanic ash and larger pyroclastic material on the land surface; in freshwater lakes; shallow marine seas;...different processes depending on whether it fell on the land surface, freshwater lake, or shallow sea; into a...a saline, alkaline lake; or into the ocean. LAND SURFACES Zeolites can form as the result of meteoric...ash or pyroclastic deposits that settled on the land surface, into freshwater lakes, or into a shallow | | | Book | | the zeolites bikitaite, boggsite, brewsterite, cowlesite, dachiardite, edingtonite, epistilbite, erionite...volcanic ash and larger pyroclastic material on the land surface; in freshwater lakes; shallow marine seas;...different processes depending on whether it fell on the land surface, freshwater lake, or shallow sea; into a...a saline, alkaline lake; or into the ocean. LAND SURFACES Zeolites can form as the result of meteoric...ash or pyroclastic deposits that settled on the land surface, into freshwater lakes, or into a shallow |  | | Book | | index are distinctive. Garnet and spine! have n1uch lower indices of refraction and are usually highly colored...uneven color, usually purple. Cryolite has even lower index of refraction (n :::::: l.338) and shows weak...Cassiterite and baddeleyite (ZrO 2 ) have much lower birefringence. Anatase and hen1atite are optically...and untwinned, and apatite has lower indices of refraction and lower birefringence. DISTINGUlSHING FEATURES...O 3 in partial solid solution above 1050"C. At lower temperatures, exsolut ion occurs, a nd ilmenite |
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Trandorf, Mühldorf, Krems-Land District, Lower Austria, Austria