Gneiss quarries, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubünden), Switzerland

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Apophyllite-(KF) : KCa₄[(F,OH)\|Si₈O₂₀] · 8H₂O
	Gneiss quarries, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubünden), Switzerland Apophyllite on Prehnite, Picture size ca. 1cm
© 2007 S.Cavanak	Photo ID: 132087 View Count: 272
Epidote : {Ca₂}{Al₂Fe³⁺}[O\|OH\|SiO₄\|Si₂O₇]
	Gneiss quarries, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubünden), Switzerland Image is 4.8mm wide. Acquired in 2002. Other views available: 2 Photo & collection: D. Schläfli keywords: hires
© 2007 D. Schläfli	Photo ID: 103612 View Count: 611
Epidote : {Ca₂}{Al₂Fe³⁺}[O\|OH\|SiO₄\|Si₂O₇], Adularia : KAlSi₃O₈
	Gneiss quarries, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubünden), Switzerland Epidote crystals up to 4mm on Adularia crystals - Field with 5x3,5cm - April of 2005
© Martins da Pedra	Photo ID: 59957 View Count: 286
Epidote : {Ca₂}{Al₂Fe³⁺}[O\|OH\|SiO₄\|Si₂O₇], Feldspar Group, Prehnite : Ca₂Al₂Si₃O₁₂(OH), Chlorite Group
	Gneiss quarries, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubünden), Switzerland Epidot cristal ca. 4mm Epidot -center Felspar -left/right on prehnit
© 2007 S.Cavanak	Photo ID: 132085 View Count: 272
Epidote : {Ca₂}{Al₂Fe³⁺}[O\|OH\|SiO₄\|Si₂O₇]
	Gneiss quarries, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubünden), Switzerland Picture width 6 mm. Collection and photo Stephan Wolfsried
© Stephan Wolfsried	Photo ID: 83268 View Count: 255
Epidote : {Ca₂}{Al₂Fe³⁺}[O\|OH\|SiO₄\|Si₂O₇], Prehnite : Ca₂Al₂Si₃O₁₂(OH)
	Gneiss quarries, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubünden), Switzerland Epidot on Prehnit, Field of view ca.15mm
© 2007 S.Cavanak	Photo ID: 132086 View Count: 242
Epidote : {Ca₂}{Al₂Fe³⁺}[O\|OH\|SiO₄\|Si₂O₇]
	Gneiss quarries, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubünden), Switzerland Crystal size 1.5mm Probably epidot, in natura yellow. Black crystals unknown.
© S.Cavanak	Photo ID: 138729 View Count: 183
Epidote : {Ca₂}{Al₂Fe³⁺}[O\|OH\|SiO₄\|Si₂O₇]
	Gneiss quarries, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubünden), Switzerland Crystals up to 4mm - April of 2005
© Martins da Pedra	Photo ID: 191354 View Count: 128
Epidote : {Ca₂}{Al₂Fe³⁺}[O\|OH\|SiO₄\|Si₂O₇]
	Gneiss quarries, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubünden), Switzerland Crystals up to 4mm - April of 2005
© Martins da Pedra	Photo ID: 190637 View Count: 57
Epidote : {Ca₂}{Al₂Fe³⁺}[O\|OH\|SiO₄\|Si₂O₇]
	Gneiss quarries, Arvigo, Calanca Valley, Misox (Mesolcina Valley), Grischun (Grisons; Graubünden), Switzerland Crystals up to 3mm - April of 2005
© Martins da Pedra	Photo ID: 191352 View Count: 53