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Record W2295425173 · doi:10.14288/1.0052842

Metallogeny of the Vancouver-Hope area, British Columbia

2010· article· en· W2295425173 on OpenAlexaboutno aff
Gwendolen May Ditson

Bibliographic record

VenuecIRcle (University of British Columbia) · 2010
Typearticle
Languageen
FieldComputer Science
TopicGeochemistry and Geologic Mapping
Canadian institutionsnot available
Fundersnot available
KeywordsMetallogenyArchaeologyGeologyGeographySeismology

Abstract

fetched live from OpenAlex

The study area is characterized by complex terrane encompassing the junction of three major tectonic belts: the Coast Plutonic Belt, the Intermontane Belt, and the Cascade Belt. Examination of the detailed tectonic framework was facilitated by the construction of a time-space plot which illustrates the salient features of the six small-scale tectonic belts within the area. Subsequent examination of metal deposits was facilitated by the MINDEP inventory file which supplied location and reference information. Detailed descriptive information on metal deposits was categorized and tabulated with respect to metals, deposit type, host rock formation and host rock type. This data was then integrated into the tectonic framework to outline a metallogenic model for the area. A simplistic model for the evolution of the major features in the area involves eugeosynclinal and trench-like deposition from Upper Paleozoic until Jurassic-Cretaceous time when the developing Coast volcanic and plutonic arc collided with the established Intermontane arc on the east. Arc volcanism in the Coast Plutonic Belt produced the initial volcanogenic metal sulfide accumulations in the area which subsequently were remobilized into adjacent areas during collision. The axis of collision contains a major magmatic sulfide deposit which probably formed at this time as a result of collision. Significant mineralization is found also west of the collision axis near the deep-seated Hozameen fault along which gold-rich fluids have formed veins near serpentine bodies. Similarly, a large disseminated gold deposit occurs in slate adjacent to the Hozameen fault in the area of major vein mineralization. Subduction responsible for the Tertiary episode of plutonism and volcanism centered in the Cascade Belt also produced small skarn, vein and porphyry deposits during a subsequent episode of remobilization mineralization.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.018
Threshold uncertainty score0.133

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.003
Science and technology studies0.0040.001
Scholarly communication0.0020.000
Open science0.0010.001
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0070.001

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.006
GPT teacher head0.150
Teacher spread0.144 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2010
Admission routes1
Has abstractyes

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