Lapidary Journal 1992 Russell C. Feather II - Abstracts
| Lapidary Journal 1992 Russell C. Feather II | |||||
| Title | Subject | Authors | |||
|---|---|---|---|---|---|
| Copper in labradorite. | Hobbies and crafts | Russell C. Feather II | |||
| Elbaite in beryl. (lithium aluminum mineral found in beryllium aluminum silicate crystals) (Inclusion of the Month) (Column) | Hobbies and crafts | Russell C. Feather II | |||
| Epidote in fluorapatite. (Inclusion of the Month) | Hobbies and crafts | Russell C. Feather II | |||
| Muscovite in topaz. (a mica-group mineral found also with beryl, quartz and garnet) (Inclusion of the Month) | Hobbies and crafts | Russell C. Feather II | |||
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