Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Orpiment from
Hemlo gold deposit, Bomby Township, Thunder Bay District, Ontario, Canada


Locality type:Deposit
Classification
Species:Orpiment
Formula:As2S3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Orpiment data
Locality Data:Click here to view Hemlo gold deposit, Bomby Township, Thunder Bay District, Ontario, Canada
Data Identifiers
Mindat Occurrence Record ID:568262
Long-form Identifier:1:3:568262:1
GUID (UUID V4):0
Localities for Orpiment in this Region
David Bell Mine, Hemlo gold deposit, Bomby Township, Thunder Bay District, Ontario, Canada
Golden Giant Mine, Hemlo gold deposit, Bomby Township, Thunder Bay District, Ontario, Canada
Williams Mine (Page Williams Mine), Hemlo gold deposit, Bomby Township, Thunder Bay District, Ontario, Canada
Nearest other occurrences of Orpiment
0.5km (0.3 miles) ⓘGolden Giant Mine, Hemlo gold deposit, Bomby Township, Thunder Bay District, Ontario, Canada
0.6km (0.4 miles) ⓘWilliams Mine (Page Williams Mine), Hemlo gold deposit, Bomby Township, Thunder Bay District, Ontario, Canada
1.3km (0.8 miles) ⓘDavid Bell Mine, Hemlo gold deposit, Bomby Township, Thunder Bay District, Ontario, Canada
References
Kuhns, Roger J., Sawkins, F. J., Ito, Emi (1994) Magmatism, metamorphism and deformation at Hemlo, Ontario, and the timing of Au-Mo mineralization in the Golden Giant Mine. Economic Geology, 89 (4) 720-756 doi:10.2113/gsecongeo.89.4.720
Powell, Wayne G., Pattison, David R. M. (1997) An exsolution origin for low-temperature sulfides at the Hemlo gold deposit, Ontario, Canada. Economic Geology, 92 (5) 569-577 doi:10.2113/gsecongeo.92.5.569
Tomkins, A. G., Pattison, D. R. M., Zaleski, E. (2004) The Hemlo Gold Deposit, Ontario: An Example of Melting and Mobilization of a Precious Metal-Sulfosalt Assemblage during Amphibolite Facies Metamorphism and Deformation. Economic Geology, 99 (6) 1063-1084 doi:10.2113/gsecongeo.99.6.1063
 
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