diff --git a/dungeonsheets/spells/spells.py b/dungeonsheets/spells/spells.py
index 4b36c40..8e3731d 100644
--- a/dungeonsheets/spells/spells.py
+++ b/dungeonsheets/spells/spells.py
@@ -47,19 +47,17 @@ class Spell:
     classes = ()
 
     def __str__(self):
-        if len(self.components) == 0:
-            s = self.name
-        else:
-            s = self.name + " ({:s}) ".format(",".join(self.components))
+        s = self.name
+        requirements = list(self.components)
         # Indicate if this is a ritual or a concentration
         indicators = [
             ("R", self.ritual),
             ("C", self.concentration),
             ("$", self.special_material),
         ]
-        indicators = tuple(letter for letter, is_active in indicators if is_active)
-        if len(indicators):
-            s += f' ({", ".join(indicators)})'
+        requirements.extend([letter for letter, is_active in indicators if is_active])
+        if len(requirements):
+            s += f' ({"/".join(requirements)})'
         return s
 
     def __repr__(self):
@@ -88,4 +86,4 @@ class Spell:
 
     @property
     def special_material(self):
-        return "worth at least" in self.materials.lower()
+        return "worth" in self.materials.lower()
diff --git a/tests/test_spells.py b/tests/test_spells.py
index 9e92a72..9996bcb 100644
--- a/tests/test_spells.py
+++ b/tests/test_spells.py
@@ -41,8 +41,17 @@ class TestSpells(TestCase):
         self.assertEqual(str(spell), "My spell (R)")
         # Try with a ritual and a concentration
         spell.concentration = True
-        self.assertEqual(str(spell), "My spell (R, C)")
+        self.assertEqual(str(spell), "My spell (R/C)")
         # Try with ritual/concentration/verbal/somatic
-        # spell.
-        # self.assertEqual(str(spell), "My spell (R, C)")
+        spell.components = ("V", "S")
+        self.assertEqual(str(spell), "My spell (V/S/R/C)")
         # # Try with material components with a cost
+        spell.components = ("V", "S", "M")
+        spell.materials = "A stone worth 50 GP"
+        self.assertEqual(str(spell), "My spell (V/S/M/R/C/$)")
+
+    def test_special_material(self):
+        spell = Spell()
+        # From revivify
+        spell.materials = "Diamonds worth 300 gp, which the spell consumes"
+        self.assertTrue(spell.special_material)