During a field trip, colleagues of Hong Kong Geological Survey study and describe the rock types and their properties, carry out on-site geological and structural measurements, and record field observations in details. If necessary, they collect some rock samples for further laboratory testing and analysis.

During a field trip, colleagues of Hong Kong Geological Survey study and describe the rock types and their properties, carry out on-site geological and structural measurements, and record field observations in details. If necessary, they collect some rock samples for further laboratory testing and analysis.

During a field trip, colleagues of Hong Kong Geological Survey study and describe the rock types and their properties, carry out on-site geological and structural measurements, and record field observations in details. If necessary, they collect some rock samples for further laboratory testing and analysis.

During a field trip, colleagues of Hong Kong Geological Survey study and describe the rock types and their properties, carry out on-site geological and structural measurements, and record field observations in details. If necessary, they collect some rock samples for further laboratory testing and analysis.