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6 Types of Awe-inspiring Opal

What are the different kinds of opal? Learn about each type of opal and how to identify them.

Types of opal photo: Amazing Geologist page on facebook Opal is a hydrated amorphous form of silica (SiO2·nH2O), Because of its amorph...

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Honduran Opal from the Tablon mine is best known for its production of black matrix opal. The Tablon mine is located outside of the town of Erandique. Honduras. The color bands are within the vesicular black basalt  and the opal is congealed within the rock itself. Compared to many types of opals It cuts very stable stones as far as crazing or cracking.

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from About.com Style

6 Types of Awe-inspiring Opal