Water in a crystal structure that is chemically combined but may be driven off by heat.
A solid, non crystalline hydrocarbon of mineral origin such as ozocerite (brown to jet black parafin wax occuring in irregular veins and solible in chloroform with a variable melting point and yielding ceresine on heating with a 20-30% solution of concentrate H2SO4 at 120º to 200º) and parafin wax, composed of the fatty acid esters of the higher hydrocarbon.
The gradual destruction of a landform or surface by friction or attrition.
A graphic record of the measured or computed physical characteristics of the rock section encountered in a well, plotted as a continuous function of depth.
Geological time as indicated by the life range of a single cosmopolitan fossil species.
