Skip to main content

Science – Society – Technology

Geothermal Energy Cover Image

Table 2 Quantitative analysis of thin sections with vug pore space

From: Matrix permeability of reservoir rocks, Ngatamariki geothermal field, Taupo Volcanic Zone, New Zealand

Sample ID Thin section # Vug porosity (%) Average circularity Average aspect ratio Maximum aspect ratio Average roundness
NM11 2083 B TS1 1.2 0.41 1.99 3.94 0.56
NM11 2087.4 C TS3 1.6 0.46 2.05 6.96 0.57
NM2 2254.7 A TS4 9.5 0.32 2.10 3.78 0.53
NM11 2083 C TS5 3.1 0.34 2.02 5.53 0.56
NM11 2083.34 A TS6 0.1 0.47 1.73 2.32 0.63
NM11 2087.4 D TS7 0.4 0.37 1.89 3.24 0.60
NM11 2087.4 A TS8 4.4 0.33 2.12 7.35 0.55
NM11 2083 A TS10 1.6 0.37 2.45 7.89 0.49
NM11 2087.4 B TS11 1.5 0.37 2.45 7.89 0.49
NM8a 2525.5 C TS12 2.4 0.39 2.32 9.78 0.51