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Actinolite from
Blueschist occurrence, Pinchi Lake, Omineca Mining Division, British Columbia, Canada


Locality type:Occurrence
Classification
Species:Actinolite
Formula:◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Confirmation
Validity:Confirmed
Confirmation Methods:EPMA
Data
Mineral Data:Click here to view Actinolite data
Locality Data:Click here to view Blueschist occurrence, Pinchi Lake, Omineca Mining Division, British Columbia, Canada
Data Identifiers
Mindat Occurrence Record ID:788547
Long-form Identifier:1:3:788547:1
GUID (UUID V4):b7798930-7848-4b58-be81-c7dc0deb0231
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
Conditions of metamorphism in an Early Paleozoic blueschist, Schist of Skookum Gulch, northern California...pre-Mesozoic blueschist localities in North America. Among these, the Skookum Gulch occurrence is noteworthy...chlorite + quartz + albite and glaucophane + actinolite + epidote + chlorite + quartz + albite yield...Calcite + quartz +sphene and calcite + quartz + actinolite indicate an extremely H20-rich fluid (X(CO2)<...and in the North Cascades of Washington and British Columbia (Armstrong et al. 1983). Many pre-Mesozoic
Journal (article/letter/editorial)
– 19 www.elsevier.com/locate/lithos A relict blueschist in meta-ophiolite from the central Norwegian...Throughout the Caledonian – Appalachian orogen, blueschist occurrences in ophiolites of Early – Middle Ordovician...Iapetus Ocean margin. We describe herein the first occurrence of glaucophane relics within an Early Ordovician...Trondheim Nappe Complex. The rock contains a relict blueschist assemblage of glaucophane, epidote, and rutile...greenschist-facies conditions. The existence of blueschist in meta-ophiolite from mainland Scandinavia is
Journal (article/letter/editorial)
Cretaceous closure of the Tethys Ocean. The largest blueschist outcrop is a >1000 m thick coherent unit with...interlayered metabasalts and metavolcanoclastic rocks. Blueschist metamorphism is only incipient in coarse grained...metamorphic recrystallization. The low variance blueschist peak assemblage is glaucophane, lawsonite, titanite...the blueschist facies and finally following a retrograde path through the pumpellyite-actinolite facies...metamorphism; counterclockwise P-T path 1. INTRODUCTION Blueschist-facies rocks are markers of fossil subduction
Journal (article/letter/editorial)
1, 31-002 Kraków, Poland Abstract: The blueschist occurrence at the Kopina Mt. is situated at the eastern...estimates of P–T conditions recorded by the Kopina blueschist were largely missing. Therefore, we aimed at...localities (Figs. 2 and 3). However, the Kopina Mt. occurrence is a unique outcrop, where a HP assemblage contains...phase. The P–T estimates so far available for the blueschist-facies rocks are those provided by Faryad & Kachlík...unit in the east orogeny. We studied the Kopina blueschist as a unique lithology in the area that comprises
Journal (article/letter/editorial)
destabilisation of phengite may occur at the blueschist to eclogite transition (e.g. Sorensen et al....exhumation, fluids can still overprint eclogite and blueschist facies rocks that were dehydrated during subduction...de Groix, a well-known late Palaeozoic blueschist occurrence (e.g. Triboulet, 1974; Carpenter, 1976;...two metamorphic phases are recognised: 1) the blueschist to eclogite facies metamorphism M1 which is related...metamorphic assemblages. Eclogites, and epidote-blueschist facies rocks are common on the eastern part of
 
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