A method for producing a quartz glass body, comprising the method steps of: i.) providing a silica granulate I, wherein the providing comprises the following steps: I. providing pyrogenically generated silica powder; II. processing the silica powder to form a silica granulate I, wherein the silica granulate I has a carbon content w C in a range of from 1 to 200 ppm, based on the total weight of the silica granulate I, and wherein the silica granulate I has a content of alkaline earth metal w M, the content of alkaline earth metal based on the total weight of the silica granulate I; ii.) treating the silica granulate I with a reactant at a temperature in a range of from 1000 to 1300°C to obtain a silica granulate II, wherein the reactant is selected from the group consisting of HCl, Cl 2, O 2 or a combination of two or more thereof; wherein the silica granulate II has a carbon content w C and a content of alkaline earth metal w M, the contents w C and w M in each case based on the total weight of the silica granulate II; wherein the carbon content w C is smaller than the carbon content w C, wherein the content of alkaline earth metal w M is smaller than the alkaline earth metal content w M; iii.) forming a glass melt from the silica granulate II; and iv.) forming a quartz glass body from at least part of the glass melt; wherein the method comprises a step of generating the carbon content of the silica granulate I selected from the group consisting of: 1] by an excess of oxygen during the production of the pyrogenic silica powder; 2] by adding carbon to the slurry before granulation; 3] by adding carbon after granulation; 4] by adding carbon during granulation. i.) providing a silica granulate I, wherein the providing comprises the following steps: I. providing pyrogenically generated silica powder; II. processing the silica powder to form a silica granulate I, wherein the silica granulate I has a carbon content w C in a range of from 1 to 200 ppm, based on the total weight of the silica granulate I, and wherein the silica granulate I has a content of alkaline earth metal w M, the content of alkaline earth metal based on the total weight of the silica granulate I; I. providing pyrogenically generated silica powder; II. processing the silica powder to form a silica granulate I, wherein the silica granulate I has a carbon content w C in a range of from 1 to 200 ppm, based on the total weight of the silica granulate I, and wherein the silica granulate I has a content of alkaline earth metal w M, the content of alkaline earth metal based on the total weight of the silica granulate I; wherein the silica granulate I has a carbon content w C in a range of from 1 to 200 ppm, based on the total weight of the silica granulate I, and wherein the silica granulate I has a content of alkaline earth metal w M, the content of alkaline earth metal based on the total weight of the silica granulate I; ii.) treating the silica granulate I with a reactant at a temperature in a range of from 1000 to 1300°C to obtain a silica granulate II, wherein the reactant is selected from the group consisting of HCl, Cl 2, O 2 or a combination of two or more thereof; wherein the silica granulate II has a carbon content w C and a content of alkaline earth metal w M, the contents w C and w M in each case based on the total weight of the silica granulate II; wherein the carbon content w C is smaller than the carbon content w C, wherein the content of alkaline earth metal w M is smaller than the alkaline earth metal content w M; wherein the reactant is selected from the group consisting of HCl, Cl 2, O 2 or a combination of two or more thereof; wherein the silica granulate II has a carbon content w C and a content of alkaline earth metal w M, the contents w C and w M in each case based on the total weight of the silica granulate II; wherein the carbon content w C is smaller than the carbon content w C, wherein the content of alkaline earth metal w M is smaller than the alkaline earth metal content w M; iii.) forming a glass melt from the silica granulate II; and iv.) forming a quartz glass body from at least part of the glass melt; 1] by an excess of oxygen during the production of the pyrogenic silica powder; 2] by adding carbon to the slurry before granulation; 3] by adding carbon after granulation; 4] by adding carbon during granulation.