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No. | Name | Locality | Donor |
---|---|---|---|
660 | Cryolite & Siderite & Sphalerite & Chalcopyrite | Ivigtut, Greenland | p.Wards - 1927- 357 |
661 (4sp.) Cryolite & Siderite & Chalcopyrite | " | " | |
662 | Aluminium Bar * | H.Foster`31 [6rd?].major | |
663 (2sp.) | Bauxite | [Miss Averill] | |
664 | " | ||
665 | " | Va? | ? ? |
666 | " | Arkansas | Prof. [B. M. Schmidt] |
667 | " | Cattanooga, Tenn. | Purch. Wards 1930s |
668 (2sp.) | " | Arkansas | Prof. [B. M. Schmidt] |
669 | " | ||
670 (6sp.) | Corundum Crystals | ||
671 | " | ||
672 | " | ||
673 | Corundum (Emery) | Chester, Mass. | Prof. [B. M. Schmidt] collected 1926 or 1927? |
673 (a) | O.N-1048-290- | " " | 673a - [c?] [B Adams] Coll. |
674 | Alunite | Hyogoken, Japan | |
675 | Diaspore | Chester, Mass. | [B.M.S.] 1928-30? or 1924-27? |
676 (5sp.) | Turquoise | ||
677 | Halite | ||
678 | " | ||
679 (8sp.) | " | ||
680 | " | ||
681 | " |
4%Cu, .5%Mg, .6%Mn & small amts of Fe & Si.
heated to 500oC and quenched, after 4 days it has
strength of 60 000lbs p.s.inch
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