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<div class="title">选择热处理选项</div>
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<li class="letter-key first active" data-role="collapsible" data-letter="heated">加热的</li>
<li class="letter-key last" data-role="collapsible" data-letter="unheated">未加热的</li>
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<div class="active heated-content letter-content-item" data-role="content">加热表示宝石被用于热处理以提高颜色/清晰度。 它被认为是一种天然的处理方式，因为它是宝石最初形成于地球的过程的延续。</div>
<div class="unheated-content letter-content-item" data-role="content">未加热表示宝石未经过加热处理，以及颜色/透明度特性是自然的。</div>
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<div class="title">Country of Origin</div>
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<li class="letter-key first active" data-role="collapsible" data-letter="heated">非洲</li>
<li class="letter-key last" data-role="collapsible" data-letter="unheated">哥伦比亚</li>
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<div class="active heated-content letter-content-item" data-role="content">African emeralds appear in cooler and lighter tones. A little bit darker inclusions may be spotted on these stones.</div>
<div class="unheated-content letter-content-item" data-role="content">Colombian emeralds have a warmer tone. Their colour is more intense and pure green accompanied with high clarity. These emeralds are the most valued and popular ones, having very fair inclusions.</div>
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