diff --git a/apps/openmw/mwclass/misc.cpp b/apps/openmw/mwclass/misc.cpp
index b96d1a55fb..a55b2b1f09 100644
--- a/apps/openmw/mwclass/misc.cpp
+++ b/apps/openmw/mwclass/misc.cpp
@@ -143,7 +143,7 @@ namespace MWClass
             countString = " (" + std::to_string(count) + ")";
 
         std::string_view name = getName(ptr);
-        info.caption = MyGUI::TextIterator::toTagsString(MWGui::toUString(name)) + MWGui::ToolTips::getCountString(count);
+        info.caption = MyGUI::TextIterator::toTagsString(MWGui::toUString(name)) + MWGui::ToolTips::getCountString(count) + MWGui::ToolTips::getSoulString(ptr.getCellRef());
         info.icon = ref->mBase->mIcon;
 
         std::string text;
@@ -204,9 +204,7 @@ namespace MWClass
 
     std::unique_ptr<MWWorld::Action> Miscellaneous::use (const MWWorld::Ptr& ptr, bool force) const
     {
-        const std::string_view soulgemPrefix = "misc_soulgem";
-
-        if (Misc::StringUtils::ciStartsWith(ptr.getCellRef().getRefId(), soulgemPrefix))
+        if (isSoulGem(ptr))
             return std::make_unique<MWWorld::ActionSoulgem>(ptr);
 
         return std::make_unique<MWWorld::NullAction>();
@@ -231,4 +229,9 @@ namespace MWClass
         return ref->mBase->mData.mIsKey != 0;
     }
 
+    bool Miscellaneous::isSoulGem(const MWWorld::ConstPtr& ptr) const
+    {
+        return Misc::StringUtils::ciStartsWith(ptr.getCellRef().getRefId(), "misc_soulgem");
+    }
+
 }
diff --git a/apps/openmw/mwclass/misc.hpp b/apps/openmw/mwclass/misc.hpp
index bd6107d45c..55528855a7 100644
--- a/apps/openmw/mwclass/misc.hpp
+++ b/apps/openmw/mwclass/misc.hpp
@@ -55,6 +55,8 @@ namespace MWClass
             bool isKey (const MWWorld::ConstPtr &ptr) const override;
 
             bool isGold (const MWWorld::ConstPtr& ptr) const override;
+
+            bool isSoulGem(const MWWorld::ConstPtr& ptr) const override;
     };
 }
 
diff --git a/apps/openmw/mwmechanics/actors.cpp b/apps/openmw/mwmechanics/actors.cpp
index 3c298569cf..2bc0a217c9 100644
--- a/apps/openmw/mwmechanics/actors.cpp
+++ b/apps/openmw/mwmechanics/actors.cpp
@@ -172,13 +172,9 @@ void soulTrap(const MWWorld::Ptr& creature)
             MWWorld::ContainerStore& container = caster.getClass().getContainerStore(caster);
             MWWorld::ContainerStoreIterator gem = container.end();
             float gemCapacity = std::numeric_limits<float>::max();
-            std::string soulgemFilter = "misc_soulgem"; // no other way to check for soulgems? :/
-            for (MWWorld::ContainerStoreIterator it = container.begin(MWWorld::ContainerStore::Type_Miscellaneous);
-                 it != container.end(); ++it)
+            for (auto it = container.begin(MWWorld::ContainerStore::Type_Miscellaneous); it != container.end(); ++it)
             {
-                const std::string& id = it->getCellRef().getRefId();
-                if (id.size() >= soulgemFilter.size()
-                        && id.substr(0,soulgemFilter.size()) == soulgemFilter)
+                if (it->getClass().isSoulGem(*it))
                 {
                     float thisGemCapacity = it->get<ESM::Miscellaneous>()->mBase->mData.mValue * fSoulgemMult;
                     if (thisGemCapacity >= creatureSoulValue && thisGemCapacity < gemCapacity
diff --git a/apps/openmw/mwscript/containerextensions.cpp b/apps/openmw/mwscript/containerextensions.cpp
index 2fc2e9294a..f3c04a7341 100644
--- a/apps/openmw/mwscript/containerextensions.cpp
+++ b/apps/openmw/mwscript/containerextensions.cpp
@@ -303,55 +303,35 @@ namespace MWScript
                     runtime.pop();
 
                     MWWorld::InventoryStore& invStore = ptr.getClass().getInventoryStore (ptr);
-                    MWWorld::ContainerStoreIterator it = invStore.begin();
+                    auto found = invStore.end();
+                    const auto& store = MWBase::Environment::get().getWorld()->getStore();
 
                     // With soul gems we prefer filled ones.
-
-                    const std::string soulgemPrefix = "misc_soulgem";
-
-                    if (Misc::StringUtils::ciStartsWith(item, soulgemPrefix))
+                    for (auto it = invStore.begin(); it != invStore.end(); ++it)
                     {
-                        it = invStore.end();
-
-                        for (auto it_any = invStore.begin(); it_any != invStore.end(); ++it_any)
+                        if (Misc::StringUtils::ciEqual(it->getCellRef().getRefId(), item))
                         {
-                            if (::Misc::StringUtils::ciEqual(it_any->getCellRef().getRefId(), item))
-                            {
-                                if (!it_any->getCellRef().getSoul().empty() &&
-                                    MWBase::Environment::get().getWorld()->getStore().get<ESM::Creature>().search(it_any->getCellRef().getSoul()))
-                                {
-                                    it = it_any;
-                                    break;
-                                }
-                                else if (it == invStore.end())
-                                    it = it_any;
-                            }
-                        }
-                    }
-
-                    else
-                    {
-                        for (; it != invStore.end(); ++it)
-                        {
-                            if (::Misc::StringUtils::ciEqual(it->getCellRef().getRefId(), item))
+                            found = it;
+                            const std::string& soul = it->getCellRef().getSoul();
+                            if (!it->getClass().isSoulGem(*it) || (!soul.empty() && store.get<ESM::Creature>().search(soul)))
                                 break;
                         }
                     }
 
-                    if (it == invStore.end())
+                    if (found == invStore.end())
                     {
-                        MWWorld::ManualRef ref(MWBase::Environment::get().getWorld()->getStore(), item, 1);
-                        it = ptr.getClass().getContainerStore (ptr).add (ref.getPtr(), 1, ptr, false);
+                        MWWorld::ManualRef ref(store, item, 1);
+                        found = ptr.getClass().getContainerStore(ptr).add(ref.getPtr(), 1, ptr, false);
                         Log(Debug::Warning) << "Implicitly adding one " << item << 
                             " to the inventory store of " << ptr.getCellRef().getRefId() <<
                             " to fulfill the requirements of Equip instruction";
                     }
 
                     if (ptr == MWMechanics::getPlayer())
-                        MWBase::Environment::get().getWindowManager()->useItem(*it, true);
+                        MWBase::Environment::get().getWindowManager()->useItem(*found, true);
                     else
                     {
-                        std::unique_ptr<MWWorld::Action> action = it->getClass().use(*it, true);
+                        std::unique_ptr<MWWorld::Action> action = found->getClass().use(*found, true);
                         action->execute(ptr, true);
                     }
                 }
diff --git a/apps/openmw/mwworld/class.hpp b/apps/openmw/mwworld/class.hpp
index 1b1f1b4924..7921cda0dc 100644
--- a/apps/openmw/mwworld/class.hpp
+++ b/apps/openmw/mwworld/class.hpp
@@ -293,6 +293,8 @@ namespace MWWorld
 
             virtual bool isGold(const MWWorld::ConstPtr& ptr) const { return false; }
 
+            virtual bool isSoulGem(const MWWorld::ConstPtr& ptr) const { return false; }
+
             virtual bool allowTelekinesis(const MWWorld::ConstPtr& ptr) const { return true; }
             ///< Return whether this class of object can be activated with telekinesis