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Search found 2 matches |
Author | Message |
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Topic: What is term for this? Interlocking Quartz Points | |
mayer813 Replies: 2 Views: 6715 |
Forum: Minerals and Mineralogy Posted: Jun 17, 2013 02:22 Subject: Re: What is term for this? Interlocking Quartz Points |
I believe it is called a twinned crystal. If they share a crystal lattice they are called contact twins which I think these do share a lattice. | |
Topic: Favourite mineral species/families? | |
mayer813 Replies: 24 Views: 53602 |
Forum: Favourite Minerals Posted: Aug 12, 2010 19:12 Subject: Re: Basic question No.1: Your favorite mineral species/families |
My favorite mineral is " Leaverite" when I was a student at the School of Mines in Rapid City South Dakota., during the 1970's (a national science foundation grant summer institue.) Dr. Mi ... | |
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