Last edited by Faerg
Friday, July 31, 2020 | History

2 edition of detailed economic investigation of geochemical and aeromagnetic anomalies, north central Maine found in the catalog.

detailed economic investigation of geochemical and aeromagnetic anomalies, north central Maine

Robert G. Doyle

detailed economic investigation of geochemical and aeromagnetic anomalies, north central Maine

by Robert G. Doyle

  • 397 Want to read
  • 11 Currently reading

Published by Dept. of Economic Development in Augusta .
Written in English

    Subjects:
  • Geochemistry -- Maine,
  • Geology, Economic -- Maine,
  • Geophysics -- Maine,
  • Magnetic anomalies -- Maine

  • Edition Notes

    Bibliography: leaves i-iii

    Other titlesMaine Geological Survey, Geochemical and aeromagnetic anomalies, north central Maine
    Statementby W.F. Stickney, R.S. Young [and] L.A. Wing. Edited by R.G. Doyle
    SeriesMaine. Geological Survey. Special economic series -- no. 4, Special economic studies series (Maine Geological survey) -- no. 4
    ContributionsStickney, W. F
    Classifications
    LC ClassificationsTN24.M2 A3 no.4
    The Physical Object
    Pagination81, iii l.
    Number of Pages81
    ID Numbers
    Open LibraryOL16856728M
    LC Control Number66000173

    A Review of Aeromagnetic Anomalies in the Sawatch Range, Central Colorado. The report contains digital data, primarily a layer of polygons linked to records summarizing previous interpretations of aeromagnetic anomalies. Data are presented in updated format for input to a GIS, standard graphics software, or map-plotting package. Info.   Cu anomaly map delineated according to the method presented here (left slash) and Cu anomaly map delineated using a uniform anomaly threshold (right slash). A 1 shows the location of a silver deposit. A 2 shows the location of a mineralization. A 3 shows the location of a mineralization. B 1 and B 2 show the location of two weak anomalies.

      CONCLUSION Geochemical methods of exploration constitutes an important tool in the investigation of the economic mineral deposits. Any geochemical investigation to be effective, must take into consideration several aspects of the ore body, . Collections of maps linked digitally or bound together in a book are called atlases. This category is also used for atlases, land use Aeromagnetic maps (29 items Earthquake occurrence maps (2 items) Geochemical anomaly maps (9 items) Gravity anomaly maps (18 items) Hydrologic maps (0 items) Landslide maps (1 items) Landslide.

    Purchase Statistics and Data Analysis in Geochemical Prospecting, Volume 2 - 1st Edition. Print Book & E-Book. ISBN , Detailed geologic and geochemical studies of the four 7 1/2-minute wuadrangles that make up the Edna Mountain minute quadrangle in Humboldt County, Nevada, were begun druring the summer field season. The objectives of the project are to map the geology of this structurally complex area at , scale and to determine the regional distribution and abundance of metals in rocks of the.


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Detailed economic investigation of geochemical and aeromagnetic anomalies, north central Maine by Robert G. Doyle Download PDF EPUB FB2

A Detailed Economic Investigation of Geochemical and Aeromagnetic Anomalies North Central Maine ey, and Special Economic Series No.4, Maine Geological Survey, Department of Economic Development, Augusta, Maine (March ).

Contents: Foreword / Part I - Geology (W.F. Stickney) / Part II - Geophysics (R.S. Young) / Part III - Geochemistry (L.A. Author: Webster F Stickney, Lawrence A Wing, Robert S Young. Get this from a library. A detailed economic investigation of geochemical and aeromagnetic anomalies, north central Maine.

[Robert G Doyle; W F Stickney]. Buy A detailed economic investigation of geochemical and aeromagnetic anomalies, north central Maine, (Maine Geological Survey.

Special economic studies) by Stickney, W. F (ISBN:) from Amazon's Book Store. Everyday low prices and free delivery on eligible : W. F Stickney. A detailed economic investigation of geochemical and aeromagnetic anomalies, north central Maine. Authors. and Young, Robert S.,A detailed economic investigation of geochemical and aeromagnetic anomalies, north central Maine: Maine Geological Survey (Department of Economic Development), Special Economic Studies Series 4, 81 p., i-iii Author: Webster F Stickney, Lawrence A Wing, Robert S Young.

A detailed economic investigation of aeromagnetic anomalies in eastern Penobscot County, Maine. Authors. Robert G.

Doyle and Wing, Lawrence A.,A detailed economic investigation of aeromagnetic anomalies in eastern Penobscot County, Maine: Maine Geological Survey (Department of Economic Development), Special Economic Studies Series 1 Cited by: 1. This book aims to help you to extract maximum value from aeromagnetic survey data.

It shows how to integrate these data with geological data to build an interpretation that matches the. The soil geochemical survey at the Niquelândia area outlined a nickel anomaly covering km long, and –m wide. The soil-sample values range between % and % nickel.

This anomaly coincides with copper soil-sample values ranging between % and % copper. Statistical investigation should use a range of techniques to explore the nature of geochemical data before selecting anomalous values (e.g.

Reimann et al., ). Discover the world's research PDF | Aeromagnetic and gravity data are processed and interpreted to reveal deep and shallow information about the crustal structure of the central | Find, read and cite all the research you.

In the aeromagnetic methods, these differences in the physical properties of rocks are reflected as magnetic anomalies due to susceptibility contrasts that controls the magnetic minerals in the. Department of Economic Development Executive Council Maine Government Department of Education: General Department of Education: General (2 folders) A Detailed Economic Investigation of Geochemical and Aeromagnetic Anomalies ‐ North Central Maine Forest Service.

A Detailed Economic Investigation of Geochemical and Aeromagnetic Anomalies North Central Maine. ey, and Special Economic Series No.4, Maine Geological Survey, Department of Economic Development, Augusta, Maine (March ).

Aeromagnetic surveys using unmanned aerial vehicles (UAV) can be used in low-altitude detailed detection of small-scale magnetic anomalies and offers an.

I and it covers an area of 30x40 km or 1, km2. Aeromagnetic investigations (total intensity) of the Virrat region were carried out in and geological mapping It was noticed during the geological mapping that the correlation be- tween the aeromagnetic anomalies and the various rock types was not always clear.

Whereas in the Chad Basin, Anakwuba et al. () and Chinwuko et al. () carried out an in-depth structural analysis of its southern axis through the interpretation of aeromagnetic anomalies.

Table 1 also outlines physical parameters and properties, anomaly sources, and depth of investigation for each method. If a feature of geoenvironmental concern does not have an associated, measurable, physical property then geophysical investigations are not applicable.

Depth of burial (of contaminant plumes, for instance) is extremely. Geochemical data sets are inherently multivariate (i.e. they generally have more than one variable for each sample, such as a large number of contained and associated elements).

Geochemical anomalies are commonly expressed in more than one element. This is because the source or process that has generated the anomaly commonly has an association of. netic anomalies associated with the allochthonous rocks appear in the biotite ~one the garnet zone (see Mt. Everett, southwestern Mass., aeromagnetic map); in.

areas rphic grade:there ar.e no local anomalies associated with the allochthonous rocks. A detailed economic investigation of geochemical and aeromagnetic anomalies, north central Maine. Webster F. Stickney, Lawrence A.

Wing, and Robert S. Young. Maine Geological Survey (Department of Economic Development), Special Economic Studies Series. Traditionally, methods and techniques for analysis of geochemical data for mapping of anomalies to support mineral exploration broadly fall into two categories of statistical analysis (Levinson ; Rose et al.

; Howarth ): (1) univariate analysis; and (2) multivariate recent years, not only statistical but also spatial analysis is involved in mapping of geochemical. Glacial geological-geochemical survey (glacial geology phase): Geoi Survey Canada A p Greenland L P and Campbell E Y,Spectrophotometric determination of niobium in rocks: US Geol Survey Jour Research v 2 no 3 p Gualtieri J L, Simmons G C, Thurber H K and Miller M S,Mineral resources of the Alpine Lakes study.Maine Geological Survey (Department of Economic Development), Bulletin 19 (Special Economic Studies Series 7).

Describes regional geology, correlation, and structure. Includes a short section on the economic value of marble belts and ores in NW Knox County. Plates include a reconnaissance geologic map and a map of the Union marble belt. The major part of the deposit con- sists of a central zone of multiple, steeply dipping quartz and chalcedony veins, and is surrounded by Mg-Ca carbonate veins.

Abundant pyrite was deposited at an early stage in the system. An overall association of gold with pyrite is evident. No detailed aeromagnetic data are available over the area.