Sedimentary Petrology

Petrology 2
Sedimentary Petrology
Assigned to : • Amaro, Elfe C. • Balansag, Imee S.

Research Paper Outline

1. Origin and Formation

a. How did sediments and sedimentary rocks originate?

b. What are the four (4) components or earth materials that make up or constitute sedimentary rocks?

c. What are the major types of basins on which sediments accumulate and form sedimentary rocks?

2. Identification

a. How do we describe sedimentary rock types?

i. In hand specimen and outcrop (megascopic / mesoscopic view)

ii. In the microscope

b. What criteria are used to identify sedimentary rocks?

i. Stratification and sedimentary structures

ii. Specific sedimentary minerals

iii. Fossils and other biogenic materials

iv. Clastic components – size, texture, mineralogy

3. Classification

a. How do we classify sedimentary rocks?

i. Clastic

ii. Chemical

iii. Biologic

4. Field Recognition and Mapping Sedimentary Rock Units

i. What fossils can be found in specific sedimentary rock types?

ii. Sedimentary structures, textures and features

iii. Depositional environments

5. Key Philippine Sedimentary Formations – examples and location (reference : GOP)

a. Southern Negros

b. Philippines

6. What mineral deposits or other economic geologic resources can be sourced from sedimentary rocks in the Philippines?

a. Oil and gas

b. Coal

c. Limestone for cement

d. Gold

e. Mineral sands

Requirements:

• The research paper should be written in MS Word format

• Diagrams, maps, tables and photos are to be embedded in the paper

Sedimentary Petrology

Origin and Formation

For thousands, even millions of years, little pieces of our earth have been eroded--broken down and worn away by wind and water. These little