Index: /issm/trunk/src/c/objects/Materials/Matice.cpp
===================================================================
--- /issm/trunk/src/c/objects/Materials/Matice.cpp	(revision 7833)
+++ /issm/trunk/src/c/objects/Materials/Matice.cpp	(revision 7834)
@@ -256,5 +256,5 @@
 	if (n==1){
 		/*Viscous behaviour! viscosity=B: */
-		viscosity=B;
+		viscosity=B/2;
 	}
 	else{
@@ -322,5 +322,5 @@
 	if (n==1){
 		/*Viscous behaviour! viscosity3d=B: */
-		viscosity3d=B;
+		viscosity3d=B/2;
 	}
 	else{
@@ -394,5 +394,5 @@
 	if (n==1){
 		/*Viscous behaviour! viscosity3d=B: */
-		viscosity3d=B;
+		viscosity3d=B/2;
 	}
 	else{