Technical

Finnish Stone Association study on sustainability of stone - Summary

The Finnish Stone Association, KIVI, has recently completed a study on the sustainability of natural stone. In collaboration with World Natural Stone Association (Wonasa) two webinars were organised on 30 April, 2020 with the objective of presenting this study to the stone industry. Below is the copy of the presentation. Just click on the picture and see and watch it.

Recovery rate in quarries

One of the most common words used in natural stone quarries is “recovery rate”. Yet when one explores further and speaks to industry people involved in the quarrying business, one finds what they all mean is not so easy to define. When people from different countries involved in quarrying are talking about recovery rate, they may actually be talking of very different things.