{"id":76561,"date":"2026-01-17T00:01:35","date_gmt":"2026-01-16T22:01:35","guid":{"rendered":"https:\/\/gioiellis.com\/?p=76561"},"modified":"2026-01-16T16:30:52","modified_gmt":"2026-01-16T14:30:52","slug":"tutto-sulla-madreperla","status":"publish","type":"post","link":"https:\/\/gioiellis.com\/en\/tutto-sulla-madreperla\/","title":{"rendered":"What is mother of pearl and how is it cleaned"},"content":{"rendered":"<p><\/p>\n<h2>Jewelery with mother-of-pearl or nacre: how much they are worth and how they are cleaned. Here is a quick guide. \ufe0e<\/h2>\n<p>Do you want a jewel with mother of pearl? It is an excellent choice. But before choosing it, it is better that you know what nacre really is and, above all, how it is cleaned. But what is mother of pearl? It is an organic-inorganic composite material produced by some molluscs, which use it as the inner layer of the shell. It is also the material of which pearls are made. And it is strong, resilient and iridescent.<\/p>\n<figure id=\"attachment_134473\" aria-describedby=\"caption-attachment-134473\" style=\"width: 709px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2023\/02\/Alberti-pendente-oro-con-madonna-madreperla-copyright-gioiellis.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-134473\" src=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2023\/02\/Alberti-pendente-oro-con-madonna-madreperla-copyright-gioiellis.jpg\" alt=\"Pendente in oro con l&#039;effigie della Madonna su madreperla by Alberti. Copyright: gioiellis.com\" width=\"709\" height=\"714\" title=\"\" srcset=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2023\/02\/Alberti-pendente-oro-con-madonna-madreperla-copyright-gioiellis.jpg 709w, https:\/\/gioiellis.com\/wp-content\/uploads\/2023\/02\/Alberti-pendente-oro-con-madonna-madreperla-copyright-gioiellis-298x300.jpg 298w, https:\/\/gioiellis.com\/wp-content\/uploads\/2023\/02\/Alberti-pendente-oro-con-madonna-madreperla-copyright-gioiellis-480x483.jpg 480w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/a><figcaption id=\"caption-attachment-134473\" class=\"wp-caption-text\">Gold pendant with the effigy of the Madonna on mother-of-pearl by Alberti. Copyright: gioiellis.com<\/figcaption><\/figure>\n<p><strong>What is mother of pearl.<\/strong> If it is called the mother of the pearl, there is a reason: this material, in fact, is a coating composed of a mixture of minerals deposited inside the shells of oysters and molluscs. The role of mother-of-pearl is to cover the shells to protect them from parasites, sand or foreign elements.<\/p>\n<figure id=\"attachment_131704\" aria-describedby=\"caption-attachment-131704\" style=\"width: 709px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2024\/09\/carrera-y-carrera-spilla-a-forma-di-elefante-oro-lucido-e-sat-madreperla-diamanti-blu-occhi-copyright-gioiellis.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-131704\" src=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2024\/09\/carrera-y-carrera-spilla-a-forma-di-elefante-oro-lucido-e-sat-madreperla-diamanti-blu-occhi-copyright-gioiellis.jpg\" alt=\"Spilla a forma di elefante in oro lucido e opaco, madreperla, diamanti blu. Copyright: gioiellis.com\" width=\"709\" height=\"696\" title=\"\" srcset=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2024\/09\/carrera-y-carrera-spilla-a-forma-di-elefante-oro-lucido-e-sat-madreperla-diamanti-blu-occhi-copyright-gioiellis.jpg 709w, https:\/\/gioiellis.com\/wp-content\/uploads\/2024\/09\/carrera-y-carrera-spilla-a-forma-di-elefante-oro-lucido-e-sat-madreperla-diamanti-blu-occhi-copyright-gioiellis-300x294.jpg 300w, https:\/\/gioiellis.com\/wp-content\/uploads\/2024\/09\/carrera-y-carrera-spilla-a-forma-di-elefante-oro-lucido-e-sat-madreperla-diamanti-blu-occhi-copyright-gioiellis-480x471.jpg 480w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/a><figcaption id=\"caption-attachment-131704\" class=\"wp-caption-text\">Elephant-shaped brooch in polished and matte gold, mother-of-pearl, and blue diamonds by Carrera y Carrera. Copyright: gioiellis.com<\/figcaption><\/figure>\n<p>If this material is called &#8220;mother of pearl&#8221; there is a reason: mother of pearl, in fact, is a coating composed of a mixture of minerals deposited inside the shells of oysters and molluscs. The role of mother of pearl is to coat the shells to protect them from parasites, sand or foreign elements. It is a rather common material, but it has also been used too much: for this reason the international trade in mother-of-pearl is governed by an international convention concerning endangered species of wild flora and fauna, the agreement has been signed by more than 170 countries.<\/p>\n<figure id=\"attachment_115820\" aria-describedby=\"caption-attachment-115820\" style=\"width: 709px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2023\/05\/a.win-siu-anello-madreperla-spessartite-titanio-ispirato-incisioni-rupestri-copyright-gioiellis-scaled-e1766412923619.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-115820\" src=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2023\/05\/a.win-siu-anello-madreperla-spessartite-titanio-ispirato-incisioni-rupestri-copyright-gioiellis-scaled-e1766412923619.jpg\" alt=\"Anello in titanio con madreperla, spessartite. \u00c8 ispirato ad antiche incisioni rupestri in Cina by A.Win SIu. Copyright: gioiellis.com\" width=\"709\" height=\"473\" title=\"\"><\/a><figcaption id=\"caption-attachment-115820\" class=\"wp-caption-text\">Titanium ring with mother-of-pearl and spessartite. Inspired by ancient Chinese rock carvings by A.Win Siu. Copyright: gioiellis.com<\/figcaption><\/figure>\n<p><strong>How to recognize mother-of-pearl.<\/strong> The truth is that not all jewels that are sold as made with mother-of-pearl are really made of this material. In fact, the real mother-of-pearl is iridescent and milky. In other cases the inner lining of some molluscs can be used, but they cannot be defined as mother-of-pearl, but more like porcelain. So watch the jewels well.<\/p>\n<figure id=\"attachment_75271\" aria-describedby=\"caption-attachment-75271\" style=\"width: 709px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/07\/Collana-con-madreperla-di-abalone.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-75271\" src=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/07\/Collana-con-madreperla-di-abalone.jpg\" alt=\"Collana con madreperla di abalone\" width=\"709\" height=\"532\" title=\"\" srcset=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/07\/Collana-con-madreperla-di-abalone.jpg 709w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/07\/Collana-con-madreperla-di-abalone-300x225.jpg 300w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/07\/Collana-con-madreperla-di-abalone-73x55.jpg 73w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/07\/Collana-con-madreperla-di-abalone-400x300.jpg 400w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/07\/Collana-con-madreperla-di-abalone-100x75.jpg 100w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/a><figcaption id=\"caption-attachment-75271\" class=\"wp-caption-text\">Lotus Art de Vivre, abalone mother-of-pearl necklace<\/figcaption><\/figure>\n<p><strong>How much is mother-of-pearl worth?<\/strong> Less than a pearl. Think about it: all the oysters and many molluscs have the inner shell covered with mother-of-pearl, but not all of them also have the pearl.<\/p>\n<figure id=\"attachment_73857\" aria-describedby=\"caption-attachment-73857\" style=\"width: 709px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/Salvini_Bracciale-oro-e-madreperla_I-Segni.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73857\" src=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/Salvini_Bracciale-oro-e-madreperla_I-Segni.jpg\" alt=\"Bracciale in oro rosa e madreperla a forma di farfalla\" width=\"709\" height=\"434\" title=\"\" srcset=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/Salvini_Bracciale-oro-e-madreperla_I-Segni.jpg 709w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/Salvini_Bracciale-oro-e-madreperla_I-Segni-300x184.jpg 300w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/Salvini_Bracciale-oro-e-madreperla_I-Segni-90x55.jpg 90w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/Salvini_Bracciale-oro-e-madreperla_I-Segni-400x245.jpg 400w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/a><figcaption id=\"caption-attachment-73857\" class=\"wp-caption-text\">Salvini, rose gold and mother-of-pearl butterfly bracelet<\/figcaption><\/figure>\n<p><strong>How to clean mother of pearl.<\/strong> You have to be very careful: like pearls, the shell of the shell is also very delicate. It is not a stone, but a product of a living organism. The mother-of-pearl must not be cleaned with detergents, soaps, acid liquids. To clean the jewel, use lukewarm water (absolutely not hot) and gently rub it with a soft bristle toothbrush to avoid scratching the surface. Dry the jewel with a cotton cloth.<\/p>\n<figure id=\"attachment_70234\" aria-describedby=\"caption-attachment-70234\" style=\"width: 709px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/02\/wolf-madreperla-carved.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-70234\" src=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/02\/wolf-madreperla-carved.jpg\" alt=\"Wolf, madreperla incisa\" width=\"709\" height=\"504\" title=\"\" srcset=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/02\/wolf-madreperla-carved.jpg 709w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/02\/wolf-madreperla-carved-300x213.jpg 300w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/02\/wolf-madreperla-carved-77x55.jpg 77w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/02\/wolf-madreperla-carved-400x284.jpg 400w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/a><figcaption id=\"caption-attachment-70234\" class=\"wp-caption-text\">Wolf, mother-of-pearl brooch<\/figcaption><\/figure>\n<p><strong>Sustainability.<\/strong> There are those who criticize the way oysters are grown from pearls. Similarly, even mother-of-pearl is not well seen by many supporters of the environmental cause. For this reason, many companies have undertaken a cultivation method with less impact on the environment more environmentally friendly.<\/p>\n<p><figure id=\"attachment_74119\" aria-describedby=\"caption-attachment-74119\" style=\"width: 709px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/oro-rosa-madreperla-acquemarine-zaffiri-e-diamanti.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-74119\" src=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/oro-rosa-madreperla-acquemarine-zaffiri-e-diamanti.jpg\" alt=\"Collezjone Cinemagia, collana in oro rosa, madreperla, acquamarina, zaffiri e diamanti\" width=\"709\" height=\"501\" title=\"\" srcset=\"https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/oro-rosa-madreperla-acquemarine-zaffiri-e-diamanti.jpg 709w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/oro-rosa-madreperla-acquemarine-zaffiri-e-diamanti-300x212.jpg 300w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/oro-rosa-madreperla-acquemarine-zaffiri-e-diamanti-78x55.jpg 78w, https:\/\/gioiellis.com\/wp-content\/uploads\/2019\/06\/oro-rosa-madreperla-acquemarine-zaffiri-e-diamanti-400x283.jpg 400w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/a><figcaption id=\"caption-attachment-74119\" class=\"wp-caption-text\">Bulgari, Cinemagia collection, rose gold, mother-of-pearl, aquamarine, sapphires, and diamond necklace<\/figcaption><\/figure><\/p>","protected":false},"excerpt":{"rendered":"<p>Jewelery with mother-of-pearl or nacre: how much they are worth and how they are cleaned. Here is a quick guide. \ufe0e Do you want a jewel with mother of pearl? It is an excellent choice. But before choosing it, it is better that you know what nacre really is and, above all, how it is cleaned. But what is mother of pearl? It is an organic-inorganic composite material produced by some molluscs, which use it as the inner layer of the shell. It is also the material of which pearls are made. And it is strong, resilient and iridescent. What<\/p>\n","protected":false},"author":8,"featured_media":135165,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1532],"tags":[1944],"class_list":["post-76561","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-da-sapere","tag-madreperla","style--link-1"],"acf":[],"_links":{"self":[{"href":"https:\/\/gioiellis.com\/en\/wp-json\/wp\/v2\/posts\/76561","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gioiellis.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gioiellis.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gioiellis.com\/en\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/gioiellis.com\/en\/wp-json\/wp\/v2\/comments?post=76561"}],"version-history":[{"count":3,"href":"https:\/\/gioiellis.com\/en\/wp-json\/wp\/v2\/posts\/76561\/revisions"}],"predecessor-version":[{"id":140560,"href":"https:\/\/gioiellis.com\/en\/wp-json\/wp\/v2\/posts\/76561\/revisions\/140560"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gioiellis.com\/en\/wp-json\/wp\/v2\/media\/135165"}],"wp:attachment":[{"href":"https:\/\/gioiellis.com\/en\/wp-json\/wp\/v2\/media?parent=76561"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gioiellis.com\/en\/wp-json\/wp\/v2\/categories?post=76561"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gioiellis.com\/en\/wp-json\/wp\/v2\/tags?post=76561"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}