{"book":"adl0842","page":213,"text":"۲۲۴\nاخراجات بسیار میشود معدنی مذکور را وقتیکه\nدر یک جای و از حرارت می رسانند پس او\nسوخته خاک میشود و مذکور از قسم اکسید میباشد\nکه بنام الومنا مشهور است در سفید سفید نکه تا\nزنج همین معدنی مذکور شامل میباشد پنجاه و پنجم\nکالسیم این شی معدنی است مرکبات آن\nبکثرت موجود اند مگر از انها خالص کشیدن\nکالسیم مشکل است چونه اکسید کالسیم است\nگل سفید سنگ مرمر سنگ آهک مهره اینه\nکاربونٹ آن و جپسم سلفٹ آن و خاک\nاستخوان فاسفت آن میباشد ازین ظاهر است","chars":433,"image":"https://storage.googleapis.com/adl-page-images/adl0842/00213.jpg","first_page":1,"last_page":275,"title":"[Chemistry textbook for high school students]","permalink":"https://afghanpress.org/book/adl0842/213","canvas":"https://afghanpress.org/iiif/adl0842/canvas/213","source":"https://afghanistandl.nyu.edu/books/adl0842/","source_pdf":"https://afghanistandl.nyu.edu/pdf/adl0842_download.pdf","rights":{"image":{"statement":"Public domain. NYU states: \"All works presented on this website are, unless otherwise indicated, in the public domain. The images available on this website may be freely reproduced, distributed and transmitted by anyone for any purpose, commercial or non-commercial.\"","uri":"http://rightsstatements.org/vocab/NoC-US/1.0/","holder":"New York University Libraries","source":"https://afghanistandl.nyu.edu/about.html","delivery":"Images are served from a copy mirrored by this project, not from NYU's servers, under the reproduction terms above.","endorsement":"This is an independent project. It is not affiliated with, endorsed by, or reviewed by New York University."},"text":{"statement":"Machine-generated transcription, dedicated to the public domain under CC0 1.0. No warranty of accuracy: see the provenance block on every page.","uri":"https://creativecommons.org/publicdomain/zero/1.0/","holder":"Steps Ventures"}},"provenance":{"text_produced_by":"gemini-3.1-pro-preview","thinking_level":"low","read_completed":"2026-08-09","per_page_confidence":null,"per_page_confidence_note":"Not recorded during the corpus run. No calibrated per-page score exists, and none is estimated here.","human_reviewed":false,"accuracy_context":"Roughly two thirds of characters agree with a modern printed edition of the same text. Much of the disagreement is editorial, not misreading. Treat the transcription as a finding aid and read the page image before quoting.","primary_source":"The page image. The text is an index into it."}}