At-A-Glance
Country of Origin
CO
United States
Contributors
Allan Caplan
Photos
Essential Information
Specimen ID
1853
Mineral Name
Rilandite
Chemical Formula
(Cr,Al)6SiO11•5(H2O)
Additional Details
Specimen Number
001
Notes for Researchers
TL
Physical Description
Black-dark brown fragments with roughly cubic cleavage
Geographic Origin
Locality Nickname
Meeker, Gilpin Co., Colorado
Locality Lat/Long
40.0374733, -107.9131299
Mining District
Central City District