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Gemstones, Minerals & Fossils
Gemstones and Minerals
Iridescent intrusion
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<blockquote data-quote="Jeff" data-source="post: 524429" data-attributes="member: 12647"><p>Yeah Ive seen that a lot. Initially I thought it was a copper ore -Bornite. But recently I read it was a product of iron oxidisation. The interesting thing is I pretty much only see it on quartz thrown out of gold bearing reef shafts, like some kind of accessory mineral.</p></blockquote><p></p>
[QUOTE="Jeff, post: 524429, member: 12647"] Yeah Ive seen that a lot. Initially I thought it was a copper ore -Bornite. But recently I read it was a product of iron oxidisation. The interesting thing is I pretty much only see it on quartz thrown out of gold bearing reef shafts, like some kind of accessory mineral. [/QUOTE]
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Gemstones, Minerals & Fossils
Gemstones and Minerals
Iridescent intrusion
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