Sanidine porphyry trachyte
Virtual Museum ID: 19-S4-03
dark grey to purple; fine grained; 30% feldspar phenocrysts, mainly pink euheral K-spar (sanidine) 2-5 mm and minor elongate, pale green plagioclase; calcite and epidote throughout (pervasive propylitic alteration); moderately magnetic, fine magnetite throughout
The information listed below relates to the current holding location or collection that the sample is from, and whether the item is viewable at that location or is part of a private collection. Coordinates are given as guides, and we remind you that collecting specimens from these locations is not allowed. Caution is advised visiting such sites and Below BC assumes no responsibility for any injuries or trespassing charges that may occur as a result of the viewer entering these sites.
Original Collection:Smithers Exploration Group (SEG)
Sub Collection:Toodoggone Volcanics
Virtual Museum ID:19-S4-03
Date Added to VM:2019-02-21
Specific Site:NTS 94E
Datum:09 (NAD 83)
Primary Features:Sanidine porphyry trachyte
Primary Mineral Formula:-
Advanced Geological Information
The following section provides geological data relating to the specimen or the site it was collected from, when available. Information has been obtained from various sources including private and government datasets but may not be up to date. Any geological time periods or ages listed often relate to the primary geology of the area, and may not be the actual date of an event such as mineral formation.