[Kuliah Online] : Cara Pembuatan Catatan Lapangan Yang Baik dan Benar

Summary

The transcript outlines key considerations for effective geological field notes. It emphasizes the importance of documenting location information, geomorphological conditions, lithology, and geological structures. The guide suggests noting sample codes and ensuring data separation for different geological features. Additional observations, such as land use and photography, are encouraged, alongside creating informative sketches that highlight lithological data and structural measurements. Overall, the instructions aim to enhance the accuracy and utility of geological field documentation.

Takeaways

• 📍 Location information is crucial, including administrative geography, coordinates, date, weather, and location numbers.
• 🌍 Geomorphological conditions must be noted, focusing on landforms, landscape processes, weathering conditions, and existing vegetation.
• 🪨 Lithology should be recorded, including rock types, structure, texture, composition, and naming of rocks, especially in varied exposures.
• 🗺️ Create a sketch log to visually represent lithology and data collection points, ensuring it is descriptive and informative.
• 📊 Geological structure descriptions are important, including types of structures observed and measurements of their orientations.
• 🔍 Avoid mixing measurement data of different geological structures; keep records distinct for each type, such as fractures and folds.
• 📸 Include supplementary notes when collecting field data, such as photograph codes and observations on land use at the site.
• ✏️ Sketches of the field site should be informative rather than artistic, showcasing lithology and measurement data effectively.
• 🔎 Inset details within field sketches for closer examination of specific outcrops and features.
• ✅ Overall, meticulous record-keeping in geological field notes enhances understanding and analysis of the data collected.

Q & A

What is the first important aspect to note when making geological field notes?

The first important aspect is to document location information, which includes administrative geography, coordinates, date, weather conditions, and location numbers.

What does geomorphology refer to in the context of geological field notes?

Geomorphology refers to the conditions of the landforms and landscapes at the data collection site, including ongoing exogenic processes, weathering conditions, and existing vegetation.

What should be included when recording lithology?

Lithology should include the types of rocks, their structures, textures, compositions, and names. If there is diverse lithology, a sketch log can be created.

How should geological structures be documented?

Geological structures should be described with details on their types, measurements, and orientations, ensuring that data for different types are separated, such as joints and faults.

What additional notes can enhance geological field notes?

Additional notes can include codes for photos of outcrops and observations about land use or any other relevant details that may aid understanding.

What is the purpose of creating a field sketch?

A field sketch is intended to be informative, showing lithological data, measurements, and providing a visual representation of the area, with the possibility of including detailed insets.

Why is it important to separate data for different geological structures?

Separating data for different geological structures prevents confusion and ensures that specific measurements and descriptions are accurately associated with each structure type.

What can be noted about the aesthetic quality of field sketches?

Field sketches do not need to be aesthetically pleasing; their primary focus should be on being informative and conveying necessary geological data.

How can weather conditions impact geological field notes?

Weather conditions can affect visibility and accessibility to certain locations, influencing data collection and the observations made during the fieldwork.

What role does vegetation play in the documentation of field notes?

Vegetation can provide insights into the ecological conditions of the area and may influence soil composition and stability, making it important to record in field notes.