It often contains minute inclusions, which can be traces of other minerals, gas bubbles, or flow lines. These can sometimes be visible in strong light or with closer inspection.
A fine piece of natural black obsidian and a great choice for any rock and mineral collection.
We offer a wide variety of delivery services with Royal Mail within the United Kingdom.
Enjoy free UK postage on orders over £80. Please note that if goods eligible for free postage are returned, the refund issued will be minus the original postage cost.
We post worldwide and offer several shipping options.
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Mother of Pearl
