Contents
- 1 Which geophysical method is suitable for mapping of kimberlite?
- 2 What are the methods of geophysical exploration?
- 3 Which of the following geophysical method is widely used for groundwater exploration?
- 4 What are the different methods of geophysical exploration briefly explain the seismic method of rock exploration?
Which geophysical method is suitable for mapping of kimberlite?
… Among all geophysical methods, the magnetic method is the most widely used for the screening of potential occurrences of kimberlite pipes and in mapping their areal and, in some cases, depth extent (Sarma et al.
What are the methods of geophysical exploration?
Surface geophysical methods include magnetic, gravity, seismic refraction, seismic reflection, electrical resistivity, natural potential and,ground penetrating radar.
Which geophysical method is best for mineral exploration and why?
Seismic surveys are an extremely useful geophysical method for studying the ground conditions to a significant depth and over a large area. Seismic is utilised in many applications for subsurface investigations, mineral exploration being one of them.
What is the most popular geophysical method used for hydrocarbon exploration?
Seismic reflection techniques
Seismic reflection techniques are the most widely used geophysical technique in hydrocarbon exploration. They are used to map the subsurface distribution of stratigraphy and its structure which can be used to delineate potential hydrocarbon accumulations.
How do I identify my kimberlite?
kimberlite, also called blue ground, a dark-coloured, heavy, often altered and brecciated (fragmented), intrusive igneous rock that contains diamonds in its rock matrix. It has a porphyritic texture, with large, often rounded crystals (phenocrysts) surrounded by a fine-grained matrix (groundmass).
Where is kimberlite rock found?
Generally speaking, kimberlites are found only in cratons, the oldest surviving areas of continental crust, which form the nuclei of continental landmasses and have remained virtually unchanged since their formation eons ago.
What is the best geophysical methods?
Electrical resistivity methods (ERT and VES) are the most widely used geophysical methods for hydrogeologic investigations and have always provided reliable results, even in complex geologic terrains.
Which are the following methods are known as the geophysical methods indirect methods use for site investigation?
Trenchlesspedia Explains Indirect Exploration Methods Some of the geophysical methods commonly used are seismic refraction and reflection, crosshole testing, downhole testing, spectral analysis of surface waves (SASW), ground penetrating radar (GPR), electromagnetic wave measurement and induced polarization.
Which of the following geophysical method is widely used for groundwater exploration?
The geophysical method most often applied in groundwater exploration in Israel is the geoelectrical resistivity method. This method was introduced by Prof. W. Stern and Dr.
What are the different methods of geophysical exploration briefly explain the seismic method of rock exploration?
Geophysical methods Seismic tomography to locate earthquakes and assist in Seismology. Reflection seismology and seismic refraction to map the surface structure of a region. Geodesy and gravity techniques, including gravity gradiometry. Magnetic techniques, including aeromagnetic surveys to map magnetic anomalies.
What is geophysical technique?
“Geophysical techniques measure physical phenomena of the earth such as gravity, magnetism, elastic waves, electrical and electromagnetic waves. Geophysical techniques measure physical phenomena of the earth such as gravity, magnetism, elastic waves, electrical and electromagnetic waves.
How is the formation of diamonds related to kimberlite?
Powerful magma eruptions brought the diamonds to the surface, creating kimberlite pipes. Kimberlite is named after Kimberley, South Africa, where these pipes were first found. The magma eventually cooled inside these kimberlite pipes, leaving behind conical veins of kimberlite rock that contain diamonds.