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Antonyms for allochthonous

of rocks, deposits, etc.

References in periodicals archive ?
Keywords: Northland Allochthon, Modal Analysis, Provenance, Tectonic Setting, Petrography, Ternary and discrimination diagrams.
The extensive leucogranite in the north (near the Tang Chu and shown mapped in Figure 2) along with thinner granite exposures outcropping at other basal sections of the allochthon all share similar chemistry and U-Pb zircon ages of ~18Ma indicating coeval crystallisation.
2007): Tectonic evolution of the upper allochthon of the Ordenes complex (northwestern Iberian Massif): Structural constraints to a polyorogenic peri-Gondwanan terrane.
Geology and geochemistry of subophitic volcanic rocks in the Humber Arm allochthon, western Newfoundland, Canada.
Allochthon geometry requires two stages of extension, the older stage completed in early Windsor Group time and including most of the island, and the more local younger stage completed in Mabou Group time.
87 Ga mafic magmatism surrounds the Superior Province on all sides except the southeast where, if originally present, it has been obscured by the Grenville allochthon.
At this point, it appears clear that length of stay and place of origin--reduced to a simple binary resembling that of autochthon and allochthon - became formally politicized in the struggle for government housing and a legitimate place in the city.
The isolated strains are acclimated to the local environmental conditions of Baja California and therefore offer the opportunity of avoiding the introduction of allochthons strains.