skip to primary navigationskip to content



A program to calculate temperatures from hornblende and plagioclase compositions.

HB-PLAG is program to calculate temperatures from chemical analyses of coexisting hornblende and plagioclase (usually determined by electron microprobe). The method is fully documented in Holland & Blundy (1994 Cont. Min. Pet. 116, 443-447).

Versions available:

These downloads hold executables, sample input files and documentation explaining the use of the program.

Earth Sciences at Cambridge

Saturday 22 September 2018: A one-day conference bringing together international scientists to mark 200 years since Adam Sedgwick was appointed to the Woodwardian Chair of Geology.

Further information