Hematite "Nails" in quartz from China

Article Abstract:

Curious Quartz specimens began to appear on the market from the China with various colors and as many as half or so with deep pistachio green were found with hematite inclusions in an amazing array of forms. The speculation for the evolutions of these inclusions is discussed.

China, Evaluation, Quartz, Hematite

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Inside gems: Precious Conk opal

Article Abstract:

Conk opal is a form of fossilized wood, which is produced from wood that are disease-pitted and subsequently silicified through opalization. Conk opal is durable, stable and does not crack like many other precious opals found in Virgin Valley, Nevada, US.

Usage, Composition, Opals, Petrified forests, Fossil wood

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Exploring agates

Article Abstract:

The features of agates, such as inexpensiveness and ready availability, are presented. The details of agate verities are also provided.

Forecasts, trends, outlooks, Forecasts and trends, Market trend/market analysis, Varieties, Agates

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