Published August 1990 | Version v1
Journal article Metadata-only

Age of dacites of Khautavaar greenstone structure (Central Karelia)

Creators

  • 1. AN SSSR, Leningrad (USSR). Inst. Geologii i Geokhronologii Dokembriya

Description

Ignojlsk paleovolcanic edifica (IPE) formed by Bietukkalampiusk series rocks and placed in the centre of Hautovaarsk formation is studied by uranium-lead technique using accessory zircons. IPE rocks and zircons from them are described. Technique of U-Pb-dating is shortly considered, as well. IPE age is shown to be 2995 mill. years

Additional details

Additional titles

Original title (Russian)
Возраст дацитов Хаутаваарской зеленокаменной структуры (Центральная Карелия)

Publishing Information

Journal Title
Izvestiya Akademii Nauk SSSR, Seriya Geologicheskaya
Journal Issue
no.8
Series
Izv. Akad. Nauk SSSR, Ser. Geol.
ISSN
0321-1703
CODEN
IANGA

INIS

Country of Publication
Russian Federation
Country of Input or Organization
USSR
INIS RN
22041402
Subject category
S37: INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY;
Descriptors DEI
IGNEOUS ROCKS; ISOTOPE DATING; ISOTOPE RATIO; LEAD ISOTOPES; PETROLOGY; URANIUM 235; URANIUM 238; ZIRCON
Descriptors DEC
ACTINIDE NUCLEI; AGE ESTIMATION; ALPHA DECAY RADIOISOTOPES; EVEN-EVEN NUCLEI; EVEN-ODD NUCLEI; HEAVY NUCLEI; INTERNAL CONVERSION RADIOISOTO; ISOMERIC TRANSITION ISOTOPES; ISOTOPES; MINERALS; MINUTES LIVING RADIOISOTOPES; NUCLEI; RADIOISOTOPES; ROCKS; SILICATE MINERALS; SPONTANEOUS FISSION RADIOISOTO; URANIUM ISOTOPES; YEARS LIVING RADIOISOTOPES