Outcrop Data and Its Applications in Geology

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What is the primary purpose of using gravimetric data in petroleum exploration?

To define the regional tectonic regime and prioritize areas for seismic work
To locate major tectonic features and identify the type of structure in a basin
To determine the shape and size of a basin
All of the above (correct)

Which type of remote sensing data is used to show different mineral assemblages?

Gravimetric data
Photo-geomorphological data
Magnetic data
Spectral data (correct)

What is the purpose of the Bouguer correction when processing gravimetric data?

To account for the mass between the data collection station and the chosen datum (correct)
To account for the increase in gravity from the equator to the poles
To minimize the influence of topography
To account for tidal effects and temperature variations

What is the purpose of the latitude correction when processing gravimetric data?

To account for the increase in gravity from the equator to the poles due to centrifugal force and flattening of the Earth (B) Signup and view all the answers

What is the primary purpose of using magnetic data in petroleum exploration?

To define a basin from non-basin and locate major tectonic features (B) Signup and view all the answers

What is the primary purpose of the isostatic correction when processing gravimetric data?

To minimize the influence of topography (D) Signup and view all the answers

What is the main purpose of outcrop data?

To generate maps of lithologic units (A) Signup and view all the answers

How is petroleum seepage detected on the surface?

Using airborne laser fluorescence (ALF) (C) Signup and view all the answers

Which tool is crucial in trap detection?

Seismic data (B) Signup and view all the answers

What type of tools are used for monitoring porosity and permeability?

Rock tools (D) Signup and view all the answers

What are the primary outputs generated from outcrop data?

Internal structures and strike and dip (A) Signup and view all the answers

How is wireline log data acquired?

By lowering wireline tools into the hole attached to a cable (D) Signup and view all the answers

What is the primary purpose of using core samples in reservoir characterization?

To measure accurately the petrophysical qualities such as porosity, permeability, and relative permeability (D) Signup and view all the answers

Which of the following is NOT a primary use of fluid samples obtained from wells?

To measure the porosity and permeability of the reservoir rock (A) Signup and view all the answers

What is the main purpose of conducting petrographic studies on core samples?

To assess the reservoir quality, provenance, and depositional environment (B) Signup and view all the answers

Which of the following tools is NOT primarily used for evaluating porosity and permeability in a reservoir?

Resistivity tools (B) Signup and view all the answers

What is the primary purpose of analyzing water samples obtained from wells?

To calibrate resistivity logs and identify reservoir compartmentalization (A) Signup and view all the answers

Which of the following tools is used to directly measure formation pressure in a reservoir?

Repeat formation tester (RFT) (A) Signup and view all the answers