# Density Log

From Open Energy Information

Revision as of 13:12, 10 October 2013 by Darren.atkins (talk | contribs)

## Exploration Technique: Density Log

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Exploration Technique Information | |
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Exploration Group: | Downhole Techniques |

Exploration Sub Group: | Well Log Techniques |

Parent Exploration Technique: | Well Log Techniques |

Information Provided by Technique | |

Lithology: | provides data on the bulk density of the rock surrounding the well |

Stratigraphic/Structural: | Stratigraphic correlation between well bores. |

Hydrological: | Porosity of the formations loggesd can be calculated for the Density log andprovide an indication potential aquifers. |

Thermal: | |

Cost Information | |

Low-End Estimate (USD): | 0.40 40 centUSD / foot
4.0e-4 kUSD 4.0e-7 MUSD 4.0e-10 TUSD |

Median Estimate (USD): | 0.68 68 centUSD / foot
6.8e-4 kUSD 6.8e-7 MUSD 6.8e-10 TUSD |

High-End Estimate (USD): | 0.80 80 centUSD / foot
8.0e-4 kUSD 8.0e-7 MUSD 8.0e-10 TUSD |

Time Required | |

Low-End Estimate: | 0.69 days 0.00189 years / job
16.56 hours 0.0986 weeks 0.0227 months |

Median Estimate: | 0.69 days 0.00189 years / job
16.56 hours 0.0986 weeks 0.0227 months |

High-End Estimate: | 1.39 days 0.00381 years / job
33.36 hours 0.199 weeks 0.0457 months |

Density Log:

Density logging is a well logging tool that can provide a continuous record of a formation's bulk density along the length of a borehole. In geology, bulk density is a function of the density of the minerals forming a rock (i.e. matrix) and the fluid enclosed in the pore spaces.