Berthierine Gallery

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Berthierine : (Fe,Fe,Mg)_2-3(Si,Al)₂O₅(OH)₄
	Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada Photographed by and in the collection of Doug Merson.
© 2005 DM	Photo ID: 31854 View Count: 623
Berthierine : (Fe,Fe,Mg)_2-3(Si,Al)₂O₅(OH)₄
	Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada Picture width 3 mm. Collection and photograph Stephan Wolfsried
© Stephan Wolfsried	Photo ID: 34411 View Count: 471
Berthierine : (Fe,Fe,Mg)_2-3(Si,Al)₂O₅(OH)₄
	Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada short green prismatic crystals of berthierine up to 0.55 mm. Photo Enrico Bonacina, Collection Domenico Preite
© D. Preite	Photo ID: 140394 View Count: 118
Berthierine : (Fe,Fe,Mg)_2-3(Si,Al)₂O₅(OH)₄
	Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada Small part of an old Ron Waddell specimen. FOV 3.3 x 2.5 mm. Visually confirmed by Dr. Andre Lalonde. The child photos are two stereo views and a different mono view.
	Photo ID: 163637 View Count: 116
Berthierine : (Fe,Fe,Mg)_2-3(Si,Al)₂O₅(OH)₄
	Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada short green prismatic crystals of berthierine up to 0.65 mm. Photo Enrico Bonacina, Collection Domenico Preite
© D: Preite	Photo ID: 140393 View Count: 108
Berthierine : (Fe,Fe,Mg)_2-3(Si,Al)₂O₅(OH)₄
	Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada Modris Baum collection. FOV 6.5 x 4.1 mm. This is a different part of the specimen shown in photo #163637. It's different enough that I felt it needed a separate entry.
	Photo ID: 164794 View Count: 103
Berthierine : (Fe,Fe,Mg)_2-3(Si,Al)₂O₅(OH)₄
	Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada Modris Baum collection. FOV 3.5 x 2.6 mm. This is part of a specimen (ex Ron Waddell and roughly 9 x 5 x 3 cm) all sides of which are more or less covered by clusters of berthierine. The berthierine may be pseudomorphous. The child photo is a macro view of a larger portion of the specimen.
	Photo ID: 168548 View Count: 100
Berthierine : (Fe,Fe,Mg)_2-3(Si,Al)₂O₅(OH)₄
	Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada Width of field is 1.8 mm. Collection of Jesse Crawford. The depth of field is enhanced using Helicon Focus (8 exposures). Equipment: Nikon D-100 on a homemade microscope.
© 2008 Jesse Crawford	Photo ID: 172569 View Count: 82
Berthierine : (Fe,Fe,Mg)_2-3(Si,Al)₂O₅(OH)₄
	Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada Photographed by and in the collection of Arnaldo Brunetti Field of view: 6mm Collected by Gilles Haineault
	Photo ID: 201519 View Count: 79
Berthierine : (Fe,Fe,Mg)_2-3(Si,Al)₂O₅(OH)₄
	Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada Field of view: 3 mm Photo and collection Antonio Borrelli
© Antonio Borrelli	Photo ID: 212041 View Count: 37