Index: /issm/trunk-jpl/src/m/classes/matice.m
===================================================================
--- /issm/trunk-jpl/src/m/classes/matice.m	(revision 25403)
+++ /issm/trunk-jpl/src/m/classes/matice.m	(revision 25404)
@@ -175,5 +175,5 @@
 			WriteData(fid,prefix,'object',self,'class','materials','fieldname','mixed_layer_capacity','format','Double');
 			WriteData(fid,prefix,'object',self,'class','materials','fieldname','thermal_exchange_velocity','format','Double');
-			if(size(self.rheology_B,1)==md.mesh.numberofvertices | size(self.rheology_B,1)==md.mesh.numberofvertices+1),
+			if(size(self.rheology_B,1)==md.mesh.numberofvertices | size(self.rheology_B,1)==md.mesh.numberofvertices+1 | (size(self.rheology_B,1)==md.mesh.numberofelements && size(self.rheology_B,2)>1))
 				mattype=1; tsl = md.mesh.numberofvertices;
 			else