Thank you Jakub, that was very insightful! I believe you're right and "a3" and "b3" are just varieties of anthophyllite that have distinct differences in how they order their M sites.
I appreciate your help!
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- 08 Feb 2021, 02:58
- Forum: General Discussion
- Topic: identifying amphibole end member present
- Replies: 3
- Views: 2304
Hi, I'm trying to determine the orthoamphibole end member represented in different sectors of my pseudosection but when I use theriak to do a spot check, it says the end member is "a3" or "b3" and I don't understand which end member this refers to. According to my database (tcds55_m11), these are th...