Results 91 to 100 of about 2,018 (200)

Comparison of the Rainy Ridge analcime phonolite sill and the Crowsnest volcanics, Alberta, Canada

open access: yes, 1993
A 5–7 m thick analcime phonolite sill occurs in the middle of the Proterozoic Gateway Formation in southwest Alberta. The sill consists of sanidine, aegirine–augite, magnesian hastingsite, melanite with hydrogrossular rims, titanite, and minor biotite ...
S. B. Treves, R. J. Goble, A. M. Ghazi
core   +1 more source

Authigenic mineralization in Surtsey basaltic tuff deposits at 50 years after eruption. [PDF]

open access: yesSci Rep, 2023
Montesano G   +6 more
europepmc   +1 more source

Dacite – siltstone peperite from Trlično at Rogatec, Eastern Slovenia

open access: yesGeologija, 2006
Dacitic glassy lava flow at Trlično is surrounded by a dacite – siltstone peperite and peperitic breccia that underwent alteration, recognised in two, only a few metres thick zones.
Polona Kralj
doaj  

MINERALOGICAL AND CHEMICAL PROPERTIES AND THE ORIGIN OF TWO TYPES OF ANALCIME IN SW ANKARA, TURKEY

open access: yes, 2013
Authigenic analcimes were observed in different amounts in Miocene units in central Anatolia, Turkey. Two types of analcime occurrences were defined: (1) as continuous but inhomogeneous concentrations varying from 3 to 75 wt.% in lacustrine sedimentary ...
Karakaya, Muazzez Celik   +3 more
core   +1 more source

ADSORPTION OF ANALCIME AND ZSM-5 ON METALS [PDF]

open access: yes, 2012
Natural zeolite with the basic cell structure of AlO4 and SiO4 tetrahedron has the ability of sewage purification. The way to adsorb in sewage is similar to activated carbon, and the zeolite has a good capacity of adsorption on cations.
Wang, Yuxian
core  

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