HS Consulting  -  Petrographic Services

Prof. Dr. Helmut Schleicher

Natural Stone Investigations

HS Consulting Natursteinanalytik
Prof. Dr. Helmut Schleicher

Stockmattenweg 13 B, D-79114 Freiburg, Germany

mail:  consulting@petroconsult.info
Tel. + 49 (0)761  8972750   /   + 49 (0)176 24013883
Fax: + 49 (0)3212 1453595


petrographic analysis

natural stone provenance

building restoration

natural stone damage

petrographic examination


Dr. Schleicher is a senior professor in mineralogy und petrography. For more than 40 years the scientific examination of natural stones and the study of their mineralogical and petrographic compositions have been the focus of his scientific and application-oriented research work.

Amongst others his areas of expertise cover the fields of petrographic feature, occurrence and distribution of all kinds of natural building and construction stones as well as their specific damage characteristics.


Responsible for total content of this website :
Prof. Dr. Helmut Schleicher
Stockmattenweg 13 B, 79114 Freiburg

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