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EducationTridymite ??
12th Aug 2017 10:26 UTCCostas Constantinides
12th Aug 2017 17:26 UTCReiner Mielke Expert
12th Aug 2017 20:23 UTCUwe Kolitsch Manager
13th Aug 2017 00:56 UTCCostas Constantinides
13th Aug 2017 02:07 UTCPavel Kartashov Manager
It is litle bit strange (from point of view thermodynamic considerations) to meet together simultaneously grown well formed quartz and tridymite crystals.
As Reiner wrote before, it may to be distinct generation of some feldspar (albite or microcline).
13th Aug 2017 11:52 UTCReiner Mielke Expert
13th Aug 2017 15:30 UTCUwe Kolitsch Manager
How much diluted was it?
13th Aug 2017 16:30 UTCDoug Schonewald
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Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2024, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: April 23, 2024 06:32:22