diff --git a/config/install/core.entity_form_display.media.image_tiff.default.yml b/config/install/core.entity_form_display.media.image_tiff.default.yml
index 9ca0848..3dc1c75 100644
--- a/config/install/core.entity_form_display.media.image_tiff.default.yml
+++ b/config/install/core.entity_form_display.media.image_tiff.default.yml
@@ -34,4 +34,5 @@ content:
     region: content
 hidden:
   created: true
+  field_mimetype: true
   uid: true
diff --git a/config/install/core.entity_form_display.media.image_tiff.inline.yml b/config/install/core.entity_form_display.media.image_tiff.inline.yml
index 5951cb7..31bc8b9 100644
--- a/config/install/core.entity_form_display.media.image_tiff.inline.yml
+++ b/config/install/core.entity_form_display.media.image_tiff.inline.yml
@@ -27,5 +27,6 @@ content:
     region: content
 hidden:
   created: true
+  field_mimetype: true
   name: true
   uid: true
diff --git a/config/install/core.entity_form_display.media.jp2.default.yml b/config/install/core.entity_form_display.media.jp2.default.yml
index 0d35438..f38766c 100644
--- a/config/install/core.entity_form_display.media.jp2.default.yml
+++ b/config/install/core.entity_form_display.media.jp2.default.yml
@@ -34,4 +34,5 @@ content:
     region: content
 hidden:
   created: true
+  field_mimetype: true
   uid: true
diff --git a/config/install/core.entity_form_display.media.jp2.inline.yml b/config/install/core.entity_form_display.media.jp2.inline.yml
index 9af16bf..03d5d49 100644
--- a/config/install/core.entity_form_display.media.jp2.inline.yml
+++ b/config/install/core.entity_form_display.media.jp2.inline.yml
@@ -27,5 +27,6 @@ content:
     region: content
 hidden:
   created: true
+  field_mimetype: true
   name: true
   uid: true
diff --git a/config/install/core.entity_view_display.media.image_tiff.content.yml b/config/install/core.entity_view_display.media.image_tiff.content.yml
index 43f9901..17595e8 100644
--- a/config/install/core.entity_view_display.media.image_tiff.content.yml
+++ b/config/install/core.entity_view_display.media.image_tiff.content.yml
@@ -34,6 +34,14 @@ content:
     settings: {  }
     third_party_settings: {  }
     type: file_default
+  field_mimetype:
+    type: string
+    weight: 4
+    region: content
+    label: above
+    settings:
+      link_to_entity: false
+    third_party_settings: {  }
   name:
     label: hidden
     type: string
diff --git a/config/install/core.entity_view_display.media.image_tiff.default.yml b/config/install/core.entity_view_display.media.image_tiff.default.yml
index 01484f0..5cdd575 100644
--- a/config/install/core.entity_view_display.media.image_tiff.default.yml
+++ b/config/install/core.entity_view_display.media.image_tiff.default.yml
@@ -28,3 +28,4 @@ hidden:
   name: true
   thumbnail: true
   uid: true
+  field_mimetype: true
diff --git a/config/install/core.entity_view_display.media.jp2.content.yml b/config/install/core.entity_view_display.media.jp2.content.yml
index 3ef0493..043aca6 100644
--- a/config/install/core.entity_view_display.media.jp2.content.yml
+++ b/config/install/core.entity_view_display.media.jp2.content.yml
@@ -27,3 +27,4 @@ hidden:
   name: true
   thumbnail: true
   uid: true
+  field_mimetype: true
diff --git a/config/install/core.entity_view_display.media.jp2.default.yml b/config/install/core.entity_view_display.media.jp2.default.yml
index 1cefb1c..a9cc38a 100644
--- a/config/install/core.entity_view_display.media.jp2.default.yml
+++ b/config/install/core.entity_view_display.media.jp2.default.yml
@@ -44,5 +44,13 @@ content:
     weight: 1
     settings: {  }
     third_party_settings: {  }
+  field_mimetype:
+    type: string
+    weight: 4
+    region: content
+    label: above
+    settings:
+      link_to_entity: false
+    third_party_settings: {  }
 hidden:
   thumbnail: true
diff --git a/config/install/field.field.media.image_tiff.field_mimetype.yml b/config/install/field.field.media.image_tiff.field_mimetype.yml
new file mode 100644
index 0000000..e0e8dc9
--- /dev/null
+++ b/config/install/field.field.media.image_tiff.field_mimetype.yml
@@ -0,0 +1,24 @@
+uuid: be83e502-ccde-4ea8-b316-7a5f4a2fa8be
+langcode: en
+status: true
+dependencies:
+  enforced:
+    module:
+      - islandora_image
+  config:
+    - field.storage.media.field_mimetype
+    - media_entity.bundle.image_tiff
+id: media.image_tiff.field_mimetype
+field_name: field_mimetype
+entity_type: media
+bundle: image_tiff
+label: Mimetype
+description: ''
+required: false
+translatable: true
+default_value:
+  -
+    value: image/tiff
+default_value_callback: ''
+settings: {  }
+field_type: string
diff --git a/config/install/field.field.media.jp2.field_mimetype.yml b/config/install/field.field.media.jp2.field_mimetype.yml
new file mode 100644
index 0000000..b7a93af
--- /dev/null
+++ b/config/install/field.field.media.jp2.field_mimetype.yml
@@ -0,0 +1,24 @@
+uuid: 1f57ede0-8919-4d9e-b689-e0a0d9748e85
+langcode: en
+status: true
+dependencies:
+  enforced:
+    module:
+      - islandora_image
+  config:
+    - field.storage.media.field_mimetype
+    - media_entity.bundle.jp2
+id: media.jp2.field_mimetype
+field_name: field_mimetype
+entity_type: media
+bundle: jp2
+label: Mimetype
+description: ''
+required: false
+translatable: true
+default_value:
+  -
+    value: image/jp2
+default_value_callback: ''
+settings: {  }
+field_type: string
diff --git a/config/install/rdf.mapping.media.image_tiff.yml b/config/install/rdf.mapping.media.image_tiff.yml
index 885fde8..2be2f9d 100644
--- a/config/install/rdf.mapping.media.image_tiff.yml
+++ b/config/install/rdf.mapping.media.image_tiff.yml
@@ -18,10 +18,6 @@ fieldMappings:
     properties:
       - 'dc:title'
       - 'rdf:label'
-  field_file:
-    properties:
-      - 'iana:describes'
-    mapping_type: rel
   created:
     properties:
       - 'schema:dateCreated'
@@ -36,3 +32,6 @@ fieldMappings:
     properties:
       - 'schema:author'
     mapping_type: rel
+  field_mimetype:
+    properties:
+      - 'ebucore:hasMimeType'
diff --git a/config/install/rdf.mapping.media.jp2.yml b/config/install/rdf.mapping.media.jp2.yml
index 72fae00..6d8d777 100644
--- a/config/install/rdf.mapping.media.jp2.yml
+++ b/config/install/rdf.mapping.media.jp2.yml
@@ -18,10 +18,6 @@ fieldMappings:
     properties:
       - 'dc:title'
       - 'rdf:label'
-  field_file:
-    properties:
-      - 'iana:describes'
-    mapping_type: rel
   created:
     properties:
       - 'schema:dateCreated'
@@ -36,3 +32,6 @@ fieldMappings:
     properties:
       - 'schema:author'
     mapping_type: rel
+  field_mimetype:
+    properties:
+      - 'ebucore:hasMimeType'
diff --git a/config/install/rdf.mapping.media.web_content.yml b/config/install/rdf.mapping.media.web_content.yml
index 7ab2f61..f874d37 100644
--- a/config/install/rdf.mapping.media.web_content.yml
+++ b/config/install/rdf.mapping.media.web_content.yml
@@ -18,10 +18,6 @@ fieldMappings:
     properties:
       - 'dc:title'
       - 'rdf:label'
-  field_image:
-    properties:
-      - 'iana:describes'
-    mapping_type: rel
   created:
     properties:
       - 'schema:dateCreated'
@@ -36,3 +32,6 @@ fieldMappings:
     properties:
       - 'schema:author'
     mapping_type: rel
+  field_mimetype:
+    properties:
+      - 'ebucore:hasMimeType'