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Microlite from
Bob Ingersoll Mine (Ingersoll Mine; Ben Butler Mine; Horace Greely Mine), Keystone, Keystone District, Pennington Co., South Dakota, USA

Description
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:Rocks & Min.:10:147 & 60:112,116; Meeves, H., et al (1966), Reconnaissance of beryllium-bearing pegmatite deposits in six western states, US Bur. Mines Info. Circ. 8298: 33 (Table A-1).
Data
Mineral Data:Click here to view Microlite data
Locality Data:Click here to view Bob Ingersoll Mine (Ingersoll Mine; Ben Butler Mine; Horace Greely Mine), Keystone, Keystone District, Pennington Co., South Dakota, USA
Mineral and/or Locality
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