1.0SSEFhttps://www.ssef.ch/zh-hans/Natural pearls dyed green - SSEFrich600338<blockquote class="wp-embedded-content" data-secret="XQ2jmqa0Y7"><a href="https://www.ssef.ch/zh-hans/natural-pearls-dyed-green/">Natural pearls dyed green</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.ssef.ch/zh-hans/natural-pearls-dyed-green/embed/#?secret=XQ2jmqa0Y7" width="600" height="338" title="《 Natural pearls dyed green 》—SSEF" data-secret="XQ2jmqa0Y7" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script>
/*! This file is auto-generated */
!function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document);
//# sourceURL=https://www.ssef.ch/wp-includes/js/wp-embed.min.js
</script>
https://www.ssef.ch/wp-content/uploads/2022/03/422_1_Green-dyed-pearls-scaled.webp29532622The body colour of pearls is normally related to the presence of natural colour pigments produced by the mollusc during pearl formation. Another option is to colour pearls artificially, with dyeing being the most readily available method. Often applied to rather low-quality freshwater cultured pearls, these treated cultured pearls commonly come in fancy colours, which make it obvious that they were treated.