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Search found 10 matches |
Author | Message |
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Topic: Dynamics involved in quartz forming hexagonal rings? | |
Donn C. Replies: 6 Views: 4726 |
Forum: Off-Topic and Introductions Posted: Aug 14, 2022 17:07 Subject: Re: Dynamics involved in quartz forming hexagonal rings? |
It’s hard to tell, but I’m not seeing actual concentric rings of Quartz, I do see the outer ring of crystal growth but the inner growth seems more randomized. That being said, I have several pieces of ... | |
Topic: Dynamics involved in quartz forming hexagonal rings? | |
Donn C. Replies: 6 Views: 4726 |
Forum: Off-Topic and Introductions Posted: Aug 14, 2022 13:29 Subject: Dynamics involved in quartz forming hexagonal rings? |
Wondering about the crystal formation dynamics involved in Quartz crystals forming into this hexagonal ring formation??? Why do they form these rings in simple terms….. This piece has 7 rings in the ... | |
Topic: Unknown crystal | |
Donn C. Replies: 16 Views: 7563 |
Forum: What is it? - Where is it from? Posted: Aug 10, 2022 11:23 Subject: Re: Unknown crystal |
OK, thanks everyone for the information it turned out to be an interesting little specimen.. | |
Topic: Unknown crystal | |
Donn C. Replies: 16 Views: 7563 |
Forum: What is it? - Where is it from? Posted: Aug 10, 2022 06:29 Subject: Re: Unknown crystal |
Thanks for the information on the Magma Mine Barite I think that is probably correct. I am in Arizona and the specimen was bought here in Arizona. I looked through the photos and saw a couple that l ... | |
Topic: Unknown crystal | |
Donn C. Replies: 16 Views: 7563 |
Forum: What is it? - Where is it from? Posted: Aug 09, 2022 22:14 Subject: Re: Unknown crystal |
Hard to tell from just photos. Can you demount it and do a specific gravity?
Have no way to do that kind of test.. |
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Topic: Unknown crystal | |
Donn C. Replies: 16 Views: 7563 |
Forum: What is it? - Where is it from? Posted: Aug 09, 2022 20:37 Subject: Unknown crystal |
Need help in identifying this crystal specimen. Got it many years ago in a small collection I bought. No ID info so I just put it away until now. The crystals about about ½ inch per side. I have ... | |
Topic: Negative crystals and their formation | |
Donn C. Replies: 7 Views: 10828 |
Forum: Minerals and Mineralogy Posted: Feb 09, 2017 14:52 Subject: Re: Negative crystals and their formation |
Yes, your negative crystal photos look very much like the negative crystals that I have in other crystals I have collected from the same Arizona location. | |
Topic: Negative crystals and their formation | |
Donn C. Replies: 7 Views: 10828 |
Forum: Minerals and Mineralogy Posted: Feb 09, 2017 11:32 Subject: Negative crystals and their formation |
Not sure if this is the right place for this question but here it is. I ran across a negative crystal in one of the quartz crystals that I collected. I had never seen one before and it took me a whi ... | |
Topic: Fluid Inclusion "Enhydro" Quartz in Arizona | |
Donn C. Replies: 5 Views: 8526 |
Forum: Minerals and Mineralogy Posted: Jul 28, 2014 07:43 Subject: Re: Fluid Inclusion "Enhydro" Quartz in Arizona |
Here is the enhydro quartz crystal, I have marked the bubble, it does move. About 1 inch in length | |
Topic: Fluid Inclusion "Enhydro" Quartz in Arizona | |
Donn C. Replies: 5 Views: 8526 |
Forum: Minerals and Mineralogy Posted: Jul 27, 2014 18:05 Subject: Fluid Inclusion "Enhydro" Quartz in Arizona |
I have been doing some field collecting in Arizona recently (prior to the hot weather getting here) and have found a small quartz location that has quite a few "enhydro" quartz crystals. I ... | |
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