On differences in chemical composition between the central and marginal zones of granite veins : with further evidence of exchanges between such veins and the contact rocks / by William Mackie.

Licence: In copyright

Credit: On differences in chemical composition between the central and marginal zones of granite veins : with further evidence of exchanges between such veins and the contact rocks / by William Mackie. Source: Wellcome Collection.

Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.