At-A-Glance
Country of Origin
Canada
Contributors
Edward Sampson
Photos
Essential Information
Specimen ID
3780
Mineral Name
Pyrolusite
Chemical Formula
MnO2
Additional Details
Specimen Number
018
Notes for Researchers
Nice display specimen
Physical Description
8 mm bladed crystals with calcite rosettes
Geographic Origin
Locality Nickname
Steep Rock Lake, Ontario
Locality Lat/Long
48.816667, -91.65
MinDat Locality URL
Additional Details
Original Attributed Locality
Ontario
Steep Rock Lake
Geographic Features
Steep Rock Lake