This model demonstrates the use of the KHR_materials_transmission and KHR_materials_volume extensions to specify an object that appears to be made from colored glass.
Morgan McGuire, Computer Graphics Archive https://casual-effects.com/data/
X3D 4.0 Architecture, ISO/IEC 19775-1:2023, 9 Networking component, 12 Shape component, 12.4.2 Appearance
X3D 4.0 Architecture, ISO/IEC 19775-1:2023, clause 9 Networking component, Table 9.3 � Networking component support levels
commented out Tangent nodes, removed flipVertically=true, removed gravityTransform=false since those constructs are not valid X3D4
view3dscene, https://castle-engine.io/view3dscene.php
X3D-Edit 4.0, https://www.web3d.org/x3d/tools/X3D-Edit
"checkerboard.jpg" "https://www.web3d.org/x3d/content/examples/X3dForAdvancedModeling/GltfSampleModels/checkerboard.jpg"