Interaction between Crustal-Scale Darcy and Hydrofracture Fluid Transport: A Numerical Study

Table 1

Symbols.

Symbol	Description	SI unit
	Flux
	Permeability	m^2
	Fluid viscosity	Pa·s
	Compressibility	Pa^-1
	Pressure diffusion coefficient	m^2/s
	Porosity
	Solid pressure	Pa
	Effective lithostatic pressure	Pa
	Volume	m^3
	Solid density	kg/m^3
	Fluid density	kg/m^3
	Gravitational acceleration	m/s^2
	Time	s
	Depth	m
	Model variable: Average P over cluster elements
	Model variable: Element size
(subscript)	Subscript indicates model parameters
	Hurst exponent