{"product_id":"mineral-specimens-calsidone-approx-100-pieces895","title":"Calcedonio – Campioni minerali naturali (circa 100 pezzi, 3,7 kg)","description":"\u003cdiv\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003eQuesto lotto comprende circa \u003cstrong\u003ecento esemplari di calcedonio naturale\u003c\/strong\u003e, presentati sotto forma di frammenti grezzi selezionati per la loro coerenza visiva e il loro autentico aspetto minerale. I pezzi mostrano tonalità che vanno dal \u003cstrong\u003ebianco latte\u003c\/strong\u003e alle sfumature \u003cstrong\u003egrigiastre o beige chiaro\u003c\/strong\u003e, con un aspetto spesso leggermente \u003cstrong\u003etraslucido \u003c\/strong\u003ee una discreta lucentezza, tipica del calcedonio.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003eIl calcedonio è una varietà di quarzo microcristallino (SiO₂), riconosciuto per la sua texture compatta e omogenea, a metà tra la pietra e la struttura cristallina. Si forma generalmente per depositi successivi di silice in cavità e fessure della roccia, dando origine a masse nodulari o a riempimenti con contorni morbidi, a volte segnati da sottili bande o da leggere variazioni di tonalità. Apprezzato in collezione per il suo equilibrio visivo e la sua materia densa, il calcedonio si presta bene alla costituzione di insiemi omogenei, alla vendita all'unità o a un uso professionale che richieda un volume consistente di esemplari naturali.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003eOgni pezzo è conservato nel suo \u003cstrong\u003estato grezzo, senza lucidatura né trattamento\u003c\/strong\u003e, al fine di preservare la struttura minerale originale. Le variazioni di forma, dimensione, colore e texture fanno parte integrante dell'interesse di questo lotto e testimoniano la formazione naturale del minerale.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003eDettagli del prodotto:\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cstrong\u003e- Minerale: \u003c\/strong\u003eCalcedonio naturale\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cstrong\u003e- Forma:\u003c\/strong\u003e Esemplari minerali grezzi\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cstrong\u003e- Quantità:\u003c\/strong\u003e Circa 100 pezzi\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cstrong\u003e- Peso totale: \u003c\/strong\u003eCirca 3700 g per vassoio\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cstrong\u003e- Origine:\u003c\/strong\u003e Marocco\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cstrong\u003e- Pezzi unici:\u003c\/strong\u003e Sì (variazioni naturali di forma, colore e struttura)\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"AWGifts Dropship","offers":[{"title":"Default Title","offer_id":52609981743437,"sku":"minsp-17","price":139.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/2098\/1581\/files\/bG9jYWw6Ly9tZWRpYS9ITi80RC82MFIzMEMxRzZSVjM0REhOL2U3MmZjMTdhLmpwZWc.jpg?v=1778677887","url":"https:\/\/karmicartisan.com\/it\/products\/mineral-specimens-calsidone-approx-100-pieces895","provider":"Karmic Artisan","version":"1.0","type":"link"}