GEOMODEL – online time-domain EM data inversion

May 19, 2015 Posted by
GEOMODEL - online time-domain EM data inversion

Significant improvements have been made since the last presentation of the webapp on ExplorationGeophysics.Info pages. Now the shareware TDEM data inversion web application ( has easy and comfy Eng-Rus interface, the input supports six different file formats (airborne and ground systems), sounding stations position can be represented on the scalable Google Map, data is showed in a sheet, […]

Golden Software – from the beginning of the era of personal computers

May 6, 2015 Posted by

    Golden Software has provided ExplorationGeophysics.Info with this material allowing publishing it for exploration geophysicists and geologists. Founded in 1983 (the history is here..), Golden Software is a leading provider of affordable scientific graphics software. Its customer base includes over 100,000 users involved in hydrocarbon exploration, mining, engineering, business, education, and medicine in 185 […]

A history of the legendary Golden Software – Exceeding Expectations Since 1983

May 6, 2015 Posted by
A history of the legendary Golden Software  - Exceeding Expectations Since 1983

    Golden Software has provided ExplorationGeophysics.Info with this material allowing publishing it for exploration geophysicists and geologists. Golden Software has been located in Golden, Colorado since its founding in March, 1983. It was the brainchild of Dan Smith, a graduate student in the Mining Department at the Colorado School of Mines, and of Patrick […]

Fault reconstructions in Northwest Territories using aeromagnetic data

May 5, 2015 Posted by

Canadian Journal of Earth Sciences has published an article “Fault reconstructions using aeromagnetic data in the Great Bear magmatic zone, Northwest Territories, Canada” written by Nathan Hayward, Louise Corriveau from Geoligical Survey of Canada.  The authors have chosen for the investigation the Great Bear magmatic zone (interpreted as a Paleoproterozoic magmatic arc)  which includes economically important mineralization of vein-type silver, radium, […]

The next UAV magnetic system

April 29, 2015 Posted by

Abitibi Geophysics together with GEM Systems announced about creation of  the partnership AeroVision™ for using UAV magnetic system which explores two potassium sensors. The system is going to be available since June, 1.  Sampling interval is promised 2 meters and resolution of .0001 nT, absolute accuracy  +- 0.05 nT. Laser-altimeter, GPS and auto-pilot are included. The […]

IP or not IP? (notes about IP in transient EM)

April 28, 2015 Posted by

by Alexander Prikhodko During the last few years the topic about IP effect (induced polarization) in the EM (electromagnetic) transient method (mostly in airborne time-domain) has been actively raised by many authors through geophysical magazines, conferences and meetings. Here we will look into the topic without formulas and deep theory for a better understanding of the […]

Foreign investments in mineral exploration in Kazakhstan

April 27, 2015 Posted by

Galym Nurjanov (a head of JSC “National exploration company “Kazgeology”) has held a press conference at RSU “Central Communications Service for the President of the Republic of Kazakhstan” and reported about success in investments attraction in the mineral exploration sector of Kazakhstan economy. Over the past two years the four major foreign investors came to Kazakhstan […]

Factors of Modern Discoveries

April 8, 2015 Posted by

“INTEGRATING NEW TECHNOLOGY WITH HISTORICAL DATA, GEOLOGICAL INTUITION AND A LITTLE LUCK, COMPANIES ARE FINDING SUCCESS WHERE OTHERS HAVE NOT” E&MJ News Mineral Exploration Strategies E&MJ News published an article by Steve Fiscor where some factors of new mineral deposits discoveries have been outlined – these factors include applying modern geophysical technologies. The author provides […]

Earth Explorer: About Insightful geophysics..

April 2, 2015 Posted by

by VIRGINIA HEFFERNAN on MARCH 30, 2015 The founders of Insight Geophysics have deep roots in the past, but their approach to Induced Polarization (IP) represents the future of mineral exploration: real time interpretation of data, integration of non-geophysical information with 3D inversions, and a dynamic style of surveying that allows for tweaks on a […]

Novel technologies for greenfield exploration – GEOLOGICAL SURVEY OF FINLAND 2015

April 1, 2015 Posted by

The Geological Survey of Finland (GTK) reports about new mineral exploration and mapping methods which were developed in the project ‘Novel technologies for greenfield exploration’ (NovTecEx) carried out in 2012–2014. The project was a part of the Green Mining Programme funded by Tekes. The research partners of the project were the Geological Survey of Finland and […]

Current Issue of “Exploration Geophysics” – Airborne Electromagnetics AEM 2013

March 30, 2015 Posted by

Exploration Geophysics Volume 46 Number 1 2015 6th International Conference in Airborne Electromagnetics (AEM 2013) This special issue of Exploration Geophysics comprises papers from the 6th International Conference in Airborne Electromagnetics (AEM 2013) held in South Africa, and showcases the latest ideas and advancements in the discipline of airborne electromagnetic geophysics. Developing an efficient modelling […]

EM surveys over Green Giant graphite property in Madagascar

February 24, 2015 Posted by
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EM surveys over Green Giant graphite property in Madagascar

by Alexander Prikhodko, 24 Feb., 2015 Graphite mineralization has a high electrical conductivity, which makes it an excellent target for electromagnetic (EM) methods. Energizer Resources Inc. and it’s predecessors have conducted several airborne and ground electromagnetic  surveys over different areas of Green Giant graphite property in Madagascar (province of Toliara). Different EM technologies have been […]

Fresh insights on magnetic field from Geosoft

February 20, 2015 Posted by
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    Virginia Heffernan: “Magnetization Vector Inversion (MVI) is a modern technique which is gaining acceptance as an effective tool for subsurface exploration in areas where magnetization does not necessarily run parallel to the earth’s magnetic field, a more common scenario than geoscientists have traditionally appreciated.” – See more at: Earth Explorer   (Visited 45 […]

2014 issued patents by Assignee Geotech Airborne Limited

January 27, 2015 Posted by
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Receiver coil assembly for airborne geophysical surveying with noise mitigation Patent number: 8878538 Abstract: An airborne geophysical surveying system comprising a receiver coil assembly for towing by an aircraft, the receiver assembly including a receiver coil for sensing changes in a magnetic field component of a magnetic field, and a receiver coil orientation sensing system […]

Inversion electromagnetic survey data in web app

December 22, 2014 Posted by
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TDEM geomodel is an online software designed for editing, inversion, and interpretation of transient electromagnetic (TDEM) data. It outputs resistivity cross sections and maps which can be superposed on Google maps. Right now it is a shareware web application developed for pre-processing and 1D inversion of transient (time-domain) electromagnetic data. The software can be used for […]

In the news – Geotech technologies in Kazakhstan and Russia

December 2, 2014 Posted by
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In the National TV News (Kazakhstan)   In the local (Yakutia) Russian TV news: (Visited 114 times, 7 visits today)

Geology For Investors about an airborne EM technology for exploration

December 1, 2014 Posted by
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Hunting for Giants: An Introduction to ZTEM Surveys in Mineral Exploration By: Kylie Williams in Exploration Methods                 Overview It may just look like an enormous, flying spider web towed behind a helicopter, but the ZTEM airborne geophysical survey system has the potential to identify giant porphyry copper […]