Above 200 degrees C, magnesite rather than dolomite is the phase stable with CO 2 -bearing solutions with Ca:Mg ratio of unity. Solutions formed below 200 degrees C by attack of CO 2 -bearing water on dolomite will lead to replacement of dolomite by magnesite when heated to above 200 degrees C. It is not necessary to assume addition of Mg from outside sources.

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

First Page Preview

First page PDF preview
You do not currently have access to this article.