Items where Author is " Walter Heléna"

Fintor Krisztián and Kiri Luca and Walter Heléna and Tsay Alexandra and Kristály Ferenc and Pál-Molnár Elemér: Traces of metasomatic episodes and hydrothermal REE fractionation in the vein filling apatite phases of the Jolotca ore field in the Ditrău Alkaline Massif, Romania.
ORE GEOLOGY REVIEWS, 183. ISSN 0169-1368 (2025)

Fintor Krisztián and Kiri Luca and Walter Heléna and Tsay Alexandra and Kristály Ferenc and Pál-Molnár Elemér: REE-phosphate mineralization stages and conditions of monazite formation in the ore veins in the northern part of Ditrău Alkaline Massif (Eastern Carpathians, Romania).
ORE GEOLOGY REVIEWS, 170. ISSN 0169-1368 (2024)

Kereszturi Ákos and Fintor Krisztián and Gyollai Ildikó and Kereszty Zsolt and Szabó Máté Zoltán and Szalai Zoltán and Walter Heléna: Shock heterogeneity and shock history of the recently found ordinary Csátalja chondrite in Hungary.
GEOLOGICAL QUARTERLY, 62 (2). pp. 433-446. ISSN 1641-7291 (2018)

Rajabzadeh M. A. and Haddad F. and Polgári Márta Piroska and Fintor Krisztián and Walter Heléna and Molnár Zsombor and Gyollai Ildikó: Investigation on the role of microorganisms in manganese mineralization from Abadeh-Tashk area, Fars Province, southwestern Iran by using petrographic and geochemical data.
ORE GEOLOGY REVIEWS, 80. pp. 229-249. ISSN 0169-1368 (2017)

Walter Heléna and Fintor Krisztián and Pál-Molnár Elemér and Nagy Szabolcs and Szabó Máté Zoltán: Metaszomatikus átalakulás nyomai az NWA 2086 CV3 szenes kondrit Ca-Al-gazdag zárványaiban.
In: XVII. Bányászati, Kohászati és Földtani Konferencia. Erdélyi Magyar Műszaki Tudományos Társaság (EMT), Kolozsvár, Románia, pp. 167-171. (2015) ISBN ISSN: 1842-9440