diff --git a/src/main/java/edu/harvard/iq/dataverse/api/Access.java b/src/main/java/edu/harvard/iq/dataverse/api/Access.java
index 00da4990996..16ac884180b 100644
--- a/src/main/java/edu/harvard/iq/dataverse/api/Access.java
+++ b/src/main/java/edu/harvard/iq/dataverse/api/Access.java
@@ -286,7 +286,7 @@ private DataFile findDataFileOrDieWrapper(String fileId){
     @GET
     @AuthRequired
     @Path("datafile/{fileId:.+}")
-    @Produces({"application/xml"})
+    @Produces({"application/xml","*/*"})
     public Response datafile(@Context ContainerRequestContext crc, @PathParam("fileId") String fileId, @QueryParam("gbrecs") boolean gbrecs, @Context UriInfo uriInfo, @Context HttpHeaders headers, @Context HttpServletResponse response) /*throws NotFoundException, ServiceUnavailableException, PermissionDeniedException, AuthorizationRequiredException*/ {
         
         // check first if there's a trailing slash, and chop it: 
diff --git a/src/main/java/propertyFiles/MimeTypeDetectionByFileExtension.properties b/src/main/java/propertyFiles/MimeTypeDetectionByFileExtension.properties
index 97b2eed111c..630539d912e 100644
--- a/src/main/java/propertyFiles/MimeTypeDetectionByFileExtension.properties
+++ b/src/main/java/propertyFiles/MimeTypeDetectionByFileExtension.properties
@@ -38,3 +38,4 @@ nf=text/x-nextflow
 Rmd=text/x-r-notebook
 rb=text/x-ruby-script
 dag=text/x-dagman
+glb=model/gltf-binary
diff --git a/src/main/java/propertyFiles/MimeTypeDisplay.properties b/src/main/java/propertyFiles/MimeTypeDisplay.properties
index 8e5a251abbf..549b2b13442 100644
--- a/src/main/java/propertyFiles/MimeTypeDisplay.properties
+++ b/src/main/java/propertyFiles/MimeTypeDisplay.properties
@@ -219,6 +219,8 @@ video/quicktime=Quicktime Video
 video/webm=WebM Video
 # Network Data
 text/xml-graphml=GraphML Network Data
+# 3D Data
+model/gltf-binary=3D Model
 # Other
 application/octet-stream=Unknown
 application/x-docker-file=Docker Image File
diff --git a/src/main/java/propertyFiles/MimeTypeFacets.properties b/src/main/java/propertyFiles/MimeTypeFacets.properties
index 0dad8daff4c..0b0fde89cbd 100644
--- a/src/main/java/propertyFiles/MimeTypeFacets.properties
+++ b/src/main/java/propertyFiles/MimeTypeFacets.properties
@@ -223,6 +223,8 @@ video/webm=Video
 # (anything else that looks like image/* will also be indexed as facet type "Video")
 # Network Data
 text/xml-graphml=Network Data
+# 3D Data
+model/gltf-binary=3D Data
 # Other
 application/octet-stream=Unknown
 application/ld+json;\u0020profile\u003d\u0022http\u003a//www.w3.org/ns/json-ld#flattened\u0020http\u003a//www.w3.org/ns/json-ld#compacted\u0020https\u003a//w3id.org/ro/crate\u0022=Metadata