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.
Publication Name: Lapidary Journal
Subject: Hobbies and crafts
ISSN: 0023-8457
Year: 2006
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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.
Publication Name: Lapidary Journal
Subject: Hobbies and crafts
ISSN: 0023-8457
Year: 2006
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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.
Publication Name: Lapidary Journal
Subject: Hobbies and crafts
ISSN: 0023-8457
Year: 2006
User Contributions:
Comment about this article or add new information about this topic:
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