1 / 4

Aurora Opal Mining Learn about the locations and methods used to extract Aurora Opals

Aurora Opals are mined in remote areas of Western Australia using heavy machinery and advanced drilling techniques. The opals are found within sedimentary rock formations and are extracted using either open-cut or underground mining methods. The main mining locations are in the Coober Pedy, Lightning Ridge, and Queensland fields. Harvesting these rare and highly sought-after opals requires skilled miners and specialized equipment to ensure their delicate nature is preserved during the extraction process.

James628
Télécharger la présentation

Aurora Opal Mining Learn about the locations and methods used to extract Aurora Opals

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Aurora Opals Mining Learn about the locations and methods used to extract Aurora Opals.

  2. 1. Oregon: The main source of Aurora opals is Oregon's high desert region, particularly in areas around the towns of Denio and Lakeview. These opals are found in a geological formation known as the Virgin Valley Formation, which dates back to the Miocene epoch. Mining Claims: Aurora opals are often mined on small-scale claims owned by individual miners or small mining operations. These claims are typically located on public lands managed by the Bureau of Land Management (BLM). Miners must obtain permits and adhere to regulations set forth by the BLM for mineral extraction. Open Pit Mining: The primary method used to extract Aurora opals is open pit mining. Miners excavate the opal- bearing rock using heavy machinery such as bulldozers, excavators, and loaders. The overburden, or barren material covering the opal layer, is removed to expose the opal-bearing strata beneath. 2. 3.

  3. 1. Hand Tools: Once the opal-bearing layer is exposed, miners may switch to hand tools such as picks, shovels, and hammers to carefully extract the opal-bearing material. This allows for more precise extraction and minimizes the risk of damaging the opals. Screening and Sorting: After the opal-bearing material is removed from the ground, it is transported to processing facilities where it undergoes screening and sorting. Larger rocks and debris are removed, and the remaining material is carefully examined for opal specimens. Processing and Cutting: Once the opals are separated from the host rock, they undergo processing to remove any remaining matrix material and reveal their full color and pattern. Skilled lapidaries may further cut and polish the opals to enhance their beauty and prepare them for sale as gemstones or specimens. 2. 3.

  4. THANK YOU www.cabochonsforsale.com

More Related