The Study of Lithology Log Evaluation Method in Volcanic Rock of Middle Segment of Easten Sag of Liaohe Basin

Aiming at conquering the difficulty in evaluation of fractured reservoir of volcanic rocks, the authors began from mineralogy to study the rock composite and its physical character on the well logs, and built the methods of lithology log evaluation in volcanic rock of middle segment in easten sag of Liaohe basin. This article mainly referred to recognize and evaluate the lithology with well logs and numerable logplots.The methods had been built and will be used.