Index: Core/Components/src/Core.Components.Charting/Properties/Resources.Designer.cs
===================================================================
diff -u -rc3fb6802834943dbe469243cc92ff3eb2e3ad880 -r8dc59c346c2c5a4fd1326a6be0f940571ee9a02d
--- Core/Components/src/Core.Components.Charting/Properties/Resources.Designer.cs	(.../Resources.Designer.cs)	(revision c3fb6802834943dbe469243cc92ff3eb2e3ad880)
+++ Core/Components/src/Core.Components.Charting/Properties/Resources.Designer.cs	(.../Resources.Designer.cs)	(revision 8dc59c346c2c5a4fd1326a6be0f940571ee9a02d)
@@ -136,6 +136,15 @@
         }
         
         /// <summary>
+        ///   Looks up a localized string similar to Kruis.
+        /// </summary>
+        internal static string Cross_DisplayName {
+            get {
+                return ResourceManager.GetString("Cross_DisplayName", resourceCulture);
+            }
+        }
+        
+        /// <summary>
         ///   Looks up a localized string similar to Ruit.
         /// </summary>
         internal static string Diamond_DisplayName {
@@ -145,6 +154,15 @@
         }
         
         /// <summary>
+        ///   Looks up a localized string similar to Plus.
+        /// </summary>
+        internal static string Plus_DisplayName {
+            get {
+                return ResourceManager.GetString("Plus_DisplayName", resourceCulture);
+            }
+        }
+        
+        /// <summary>
         ///   Looks up a localized string similar to De waarde voor grootte moet in het bereik {0} liggen..
         /// </summary>
         internal static string Size_Value_should_be_in_Range_0_ {
Index: Core/Components/src/Core.Components.Charting/Properties/Resources.resx
===================================================================
diff -u -r7b94a3537bba9fa24775f9a632507bd9534067be -r8dc59c346c2c5a4fd1326a6be0f940571ee9a02d
--- Core/Components/src/Core.Components.Charting/Properties/Resources.resx	(.../Resources.resx)	(revision 7b94a3537bba9fa24775f9a632507bd9534067be)
+++ Core/Components/src/Core.Components.Charting/Properties/Resources.resx	(.../Resources.resx)	(revision 8dc59c346c2c5a4fd1326a6be0f940571ee9a02d)
@@ -156,4 +156,10 @@
   <data name="Width_Value_should_be_in_Range_0_" xml:space="preserve">
     <value>De waarde voor lijndikte moet in het bereik {0} liggen.</value>
   </data>
+  <data name="Cross_DisplayName" xml:space="preserve">
+    <value>Kruis</value>
+  </data>
+  <data name="Plus_DisplayName" xml:space="preserve">
+    <value>Plus</value>
+  </data>
 </root>
\ No newline at end of file
Index: Core/Components/src/Core.Components.Charting/Styles/ChartPointSymbol.cs
===================================================================
diff -u -r4ae122e1d83aaf61af8aec92f0b26ecd72d1adac -r8dc59c346c2c5a4fd1326a6be0f940571ee9a02d
--- Core/Components/src/Core.Components.Charting/Styles/ChartPointSymbol.cs	(.../ChartPointSymbol.cs)	(revision 4ae122e1d83aaf61af8aec92f0b26ecd72d1adac)
+++ Core/Components/src/Core.Components.Charting/Styles/ChartPointSymbol.cs	(.../ChartPointSymbol.cs)	(revision 8dc59c346c2c5a4fd1326a6be0f940571ee9a02d)
@@ -38,6 +38,10 @@
         [ResourcesDisplayName(typeof(Resources), nameof(Resources.Triangle_DisplayName))]
         Triangle,
         [ResourcesDisplayName(typeof(Resources), nameof(Resources.Star_DisplayName))]
-        Star
+        Star,
+        [ResourcesDisplayName(typeof(Resources), nameof(Resources.Cross_DisplayName))]
+        Cross,
+        [ResourcesDisplayName(typeof(Resources), nameof(Resources.Plus_DisplayName))]
+        Plus
     }
 }
\ No newline at end of file
Index: Core/Components/src/Core.Components.OxyPlot/Converter/ChartDataHelper.cs
===================================================================
diff -u -r7b94a3537bba9fa24775f9a632507bd9534067be -r8dc59c346c2c5a4fd1326a6be0f940571ee9a02d
--- Core/Components/src/Core.Components.OxyPlot/Converter/ChartDataHelper.cs	(.../ChartDataHelper.cs)	(revision 7b94a3537bba9fa24775f9a632507bd9534067be)
+++ Core/Components/src/Core.Components.OxyPlot/Converter/ChartDataHelper.cs	(.../ChartDataHelper.cs)	(revision 8dc59c346c2c5a4fd1326a6be0f940571ee9a02d)
@@ -94,6 +94,12 @@
                 case ChartPointSymbol.Star:
                     markerType = MarkerType.Star;
                     break;
+                case ChartPointSymbol.Cross:
+                    markerType = MarkerType.Cross;
+                    break;
+                case ChartPointSymbol.Plus:
+                    markerType = MarkerType.Plus;
+                    break;
                 default:
                     throw new InvalidEnumArgumentException(nameof(symbol),
                                                            (int) symbol,
Index: Core/Components/test/Core.Components.Charting.Test/Data/ChartPointSymbolTest.cs
===================================================================
diff -u -r4ae122e1d83aaf61af8aec92f0b26ecd72d1adac -r8dc59c346c2c5a4fd1326a6be0f940571ee9a02d
--- Core/Components/test/Core.Components.Charting.Test/Data/ChartPointSymbolTest.cs	(.../ChartPointSymbolTest.cs)	(revision 4ae122e1d83aaf61af8aec92f0b26ecd72d1adac)
+++ Core/Components/test/Core.Components.Charting.Test/Data/ChartPointSymbolTest.cs	(.../ChartPointSymbolTest.cs)	(revision 8dc59c346c2c5a4fd1326a6be0f940571ee9a02d)
@@ -49,6 +49,12 @@
                     },
                     {
                         ChartPointSymbol.Star, "Ster"
+                    },
+                    {
+                        ChartPointSymbol.Cross, "Kruis"
+                    },
+                    {
+                        ChartPointSymbol.Plus, "Plus"
                     }
                 };
             }
@@ -74,6 +80,12 @@
                     },
                     {
                         ChartPointSymbol.Star, 4
+                    },
+                    {
+                        ChartPointSymbol.Cross, 5
+                    },
+                    {
+                        ChartPointSymbol.Plus, 6
                     }
                 };
             }
Index: Core/Components/test/Core.Components.OxyPlot.Test/Converter/ChartDataHelperTest.cs
===================================================================
diff -u -r7b94a3537bba9fa24775f9a632507bd9534067be -r8dc59c346c2c5a4fd1326a6be0f940571ee9a02d
--- Core/Components/test/Core.Components.OxyPlot.Test/Converter/ChartDataHelperTest.cs	(.../ChartDataHelperTest.cs)	(revision 7b94a3537bba9fa24775f9a632507bd9534067be)
+++ Core/Components/test/Core.Components.OxyPlot.Test/Converter/ChartDataHelperTest.cs	(.../ChartDataHelperTest.cs)	(revision 8dc59c346c2c5a4fd1326a6be0f940571ee9a02d)
@@ -169,6 +169,26 @@
         }
 
         [Test]
+        public void Convert_Cross_ReturnsTriangle()
+        {
+            // Call
+            MarkerType markerType = ChartDataHelper.Convert(ChartPointSymbol.Cross);
+
+            // Assert
+            Assert.AreEqual(MarkerType.Cross, markerType);
+        }
+
+        [Test]
+        public void Convert_Plus_ReturnsStar()
+        {
+            // Call
+            MarkerType markerType = ChartDataHelper.Convert(ChartPointSymbol.Plus);
+
+            // Assert
+            Assert.AreEqual(MarkerType.Plus, markerType);
+        }
+
+        [Test]
         public void Convert_UnknownChartPointSymbol_ThrowsInvalidEnumArgumentException()
         {
             // Call