Geochemical Oil Families and Petroleum Systems in Bonaparte Basin

Geochemical analyses characterize Vulcan Sub-basin oils and condensates into three distinct hydrocarbon families. The study focuses on identifying oil-prone petroleum systems with compositions different from established fields like Jabiru and Challis. It includes a marine oil family, a terrestrially-influenced oil family, and a family of condensates.

Use Cases

• Classify hydrocarbon samples into marine, terrestrially-influenced, or condensate families based on geochemical composition.
• Correlate oil families like the terrestrially-influenced family with probable source rock formations such as the Lower-Middle Jurassic Plover Formation.
• Analyze reservoir alteration effects on condensate composition from fields like Tahbilk, Swan, and Eclipse.
• Map the geographic distribution of oil families, noting the terrestrially-influenced family's location in the southern Vulcan Sub-basin and northern Browse Basin.

Strengths

• Analysis defines three distinct hydrocarbon families based on detailed geochemical data.
• Study area covers the actively explored Vulcan Sub-basin with over twenty years of exploration history.
• Includes characterization of known fields like Jabiru, Challis, Skua, Talbot, and Tenacious.

Limitations

• Dataset size, row count, and specific column structure are unknown from the provided input.
• Primary data formats are HTML and PDF, which are not readily analyzable as structured tabular data.
• Temporal coverage of the geochemical samples is not explicitly stated.

Provenance

Source

Geoscience Australia Data

Collection Method

Geochemical analyses including bulk and compound-specific isotopes, GC and GC-MS of saturated and aromatic hydrocarbons.

Time Range

null

Freshness

null

Geography

Bonaparte Basin, specifically the Vulcan Sub-basin and northern Browse Basin.