Results 121 to 130 of about 657 (209)

Geology of the Kroonstad kimberlite cluster, South Africa

, 2010
The Cretaceous (133Ma) Kroonstad Group II Kimberlite Cluster is located approximately 200km south west of Johannesburg on the Kaapvaal Craton. The cluster is made up of six kimberlite pipes and numerous other intrusive dike/sill bodies.
Howarth, Geoffrey H
core  

Palm phytoliths in subarctic Canada imply ice-free winters 48 million years ago during the late early Eocene. [PDF]

Ann Bot
Siver PA, Reyes AV, Pisera A, Buryak SD, Wolfe AP.   +4 more
europepmc   +1 more source

Formation of breccia pipes associated with a hydrogen-rich hydrothermal system on the east Caroline plate in the West Pacific. [PDF]

Sci Adv
Xiao Y, Wang K, Wang Y, Yuan S, Zhang H, Zhang T, Li C, Ren A, Xie G, Kamenetsky VS, Xie H, Tong F, Wei S, Sun W.   +13 more
europepmc   +1 more source

African cratonic lithosphere carved by mantle plumes. [PDF]

Nat Commun, 2020
Celli NL, Lebedev S, Schaeffer AJ, Gaina C.   +3 more
europepmc   +1 more source

Trace element systematics constrain the origin of fluids that form gem-quality diamonds. [PDF]

Commun Earth Environ
Rakipov A, Woodland AB, Nestola F, Galiè M, Pamato MG, Novella D, Day MC, Erhardt T, Müller W.   +8 more
europepmc   +1 more source

Model of a kimberlite pipe

International Kimberlite Conference Extended Abstracts: 1973, 2019
openaire   +2 more sources

Harmonization of hypothesis of an electric discharge formation of kimberlite pipes with an electric discharge diamond synthesis

, 2014
Актуальность и цель исследования. Впервые в геологической литературе, посвященной проблемам алмазообразования, приводится сопоставление новейших данных по синтезу алмаза и гипотез образования кимберлитовых трубок.
Хазанович-Вульф, Константин Константинович
core  

New geochemical and Sr-Nd-Hf isotopic constraints on the genesis of kimberlites and ultramafic lamprophyres from the Adelaide Fold Belt and Gawler Craton, South Australia. [PDF]

Mineral Petrol
Dalton H, Giuliani A, Fitzpayne A, Peters BJ.   +3 more
europepmc   +1 more source

The eruption of kimberlite : insights from the Victor North kimberlite pipes, Northern Ontario, Canada

, 2010
This dissertation describes the volcanic facies, petrology and economic aspects of the diamondiferous Victor North kimberlite complex (Northern Ontario, Canada) using detailed drill core logging, petrographic observations, electron microprobe analysis ...
van Straaten, Bram Ivo
core  

A large intraplate hydrogen-rich hydrothermal system driven by serpentinization in the western Pacific: Kunlun. [PDF]

Sci Adv
Li L, Zhang H, Xi S, Liu C, Li C, Zheng J, Huang J, Hao Y, Zhang X, Sun W.   +9 more
europepmc   +1 more source