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| Description | |
|---|---|
| Quality of samples: | not specified / average specimens |
| Confirmation | |
| Validity: | Believed Valid |
| References | |
| References: | Meeves, H., et al (1966), Reconnaissance of beryllium-bearing pegmatite deposits in six western states, US Bur. Mines Info. Circ. 8298: 31 (Table A-1). |
| Data | |
| Mineral Data: | Click here to view Microlite Group data |
| Locality Data: | Click here to view Black Cloud Mine (Black Cloud pegmatite; Spillman Prospect), Teller Co., Colorado, USA |
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