_:ne0f3c7c688134504bede3532cf41a776xb8
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"&lt;p&gt;Both of these popular gemstones have a pearly luster, and tend to be white or nearly colorless, though they can be found in a variety of hues. The unique sheen of Moonstone is almost always blu-ish, while &lt;a href=&quot;https://haverhill.com/collections/opal-october-birthstone-jewelry-in-solid-14k-gold&quot;&gt;Opal&#39;s&lt;/a&gt; visual effect (aptly called &lt;em&gt;opalescence&lt;/em&gt;) displays a prism of colors.&lt;/p&gt;"
<https://haverhill.com/blogs/journal/moonstone-symbolic-meaning-and-gemstone-care?_pos=1&_sid=f280397cc&_ss=r>