In general, the microscopic study of the sulphide minerals has been confined to the examination of surfaces that have been developed by grinding and polishing. The surfaces thus produced differ materially in some respects from those resulting from natural breakage or crushing, since they are the result of surface flowage and may therefore be considered as representing artificial surfaces.

This content is PDF only. Please click on the PDF icon to access.

First Page Preview

First page PDF preview
You do not have access to this content, please speak to your institutional administrator if you feel you should have access.