related to #7298 - skip material, as well.

src/ifccsv/ifccsv.py

@@ -489,8 +489,8 @@ class IfcCsv:
         bool_false: str,
         concat: str,
     ) -> None:
-        # Read-only attributes that should be skipped during import
-        READ_ONLY_ATTRIBUTES = {'count'}
+        # Patterns to skip during import (substrings)
+        SKIP_PATTERNS = {'count', 'material'}
         
         try:
             element = ifc_file.by_guid(row[0])
@@ -510,8 +510,8 @@ class IfcCsv:
                 value = False
             key = attributes[i] or headers[i]
             
-            # Skip read-only attributes
-            if key.lower() in READ_ONLY_ATTRIBUTES:
+            # Skip keys containing certain patterns
+            if any(pattern in key.lower() for pattern in SKIP_PATTERNS):
                 continue
                 
             ifcopenshell.util.selector.set_element_value(ifc_file, element, key, value, concat=concat)