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There is a page named "Talk:Opaline glass" on Wikipedia
- Glass Mid‑importance...113 bytes (0 words) - 17:38, 10 April 2024
- Talk:Opal (category C-Class glass articles)sections on the following: (i) what is known about the "structure" of opal/opaline silica; e.g. opal-C opal-CT, opal-AG etc.. which have slightly different...30 KB (4,046 words) - 18:15, 12 June 2024
- specific functions. The polycystine radiolaria and diatoms have skeletons of opaline silicon dioxide, and the Hexactinellid sponges secrete spicules made of...80 KB (11,583 words) - 17:55, 3 January 2024