endorses you or your use. https://creativecommons.org/licenses/by/2.0CC BY 2.0 Creative Commons Attribution 2.0 truetrue 23 December 2024 English Corundum...
org/licenses/by-sa/2.5CC BY-SA 2.5 Creative Commons Attribution-Share Alike 2.5 truetrue You may select the license of your choice. English Corundum crystals Burmese...
Corundum- Al2O3- Corundum crystal, weighting 2 quilos, from Duque de Caxias City, Estado do Rio de Janeiro, Brasil Eurico Zimbres, the copyright holder...
English Container of Crushed Corundum - jade carving material, China (MET, 1981.296.58)...
English Container of Crushed Corundum - jade carving material, China (MET, 1981.296.58)...
org/licenses/by-sa/2.5CC BY-SA 2.5 Creative Commons Attribution-Share Alike 2.5 truetrue English Pegmatite with blue corundum crystals determination method...
Specifications: • Weight: 2,966.5 carats • Dimensions: 97 x 76 x 46 mm • Clarity: Translucent to Opaque • Material: Natural Corundum (Sapphire) • Treatment: Untreated...
DescriptionCorundum (Pennsylvania, USA) 5.jpg English: (cut surface; ~7.5 centimeters across at its widest) A mineral is a naturally-occurring, solid,...
com/photos/pmeubc/48522527531/ operator: Flickr URL: https://live.staticflickr.com/65535/48522527531_86069b871d_o.jpg determination method or standard: SHA-1...
DescriptionCorundum-192103.jpg English: Corundum (Var.: Sapphire) Locality: Unnamed Corundum Occurrences, San Jacinto Mountains, Riverside County, California...
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