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C = Hull cusps number | Mineral Name + assocs | Crystal Syst - Comp. Descript. etc | O.N. old number |
---|---|---|---|
C 153 | Chromite, with talc olivine, pink-quartz cotundum ? | cubic = LSOM. Hexoctahedrial FeCr2O4 in spinel group massive rocky, app. often octahedrons | S.C. student Coll. 893 |
C 154 | Chromite - with olivine ? or serpentine | " FeCr2O4 Sp. 6 = 4.3 - 4.6 - | ? |
C 155 | " " 2 spec | " " " Spinel Group | S.C. 358 |
C 156 | " with Olivine? or serpentine | " Octahedrons - with Serpentine-alter. Olivine | S.C. 363 |
C 157 | {Wolframite (Fe, Mn) WO4 (Some qtz. of mica) bladed-crystals | Monoclinic, prismatic, tabular, clino pinacoidal - 2 specs cleavage (010) perfect Sp. G. 7d - 7.4 - 7.5 (very heavy - submetallic - Luster | |
C 158. | Wolframite, concentrates | " " note cl. planes, very heavy assoc. with cassiterite (SnO2) | S.C. 1725 |
C 159. | Scheelite crystals Tetrag. | Ca W O4 on Topaz? or quartz - fluoresces Tetrag. white (bluish?) with little min. light | on 822 |
C 160 3 specs | " massive - white | Ca W O4 - heavy whi-min (5.9 - 6.1) - cleavage pyramidal - visible cleavage. | - por |
C 161 | Scheelite massive Tetragonal | Ca W O4 heavy (6. = near 6.0) gray - translucent - cleavage - maybe | Topaz ? S.C. #1918 |
C 162 1 specs | Vanadinite Hex. dipyramidal | Pb5Cl (VO4) 3 red - orange 1 hex. prisms and 0001 [?] adamantine luster - drusy 6 = 6.9 [?] | pur. in Vugs |
C 163 | Stibinite, Orthorhombic bipyramidal | Sb2S3 prismatic, vertical striae, cleavage 11 to 010, metallic gray | 35 |
C 164 | " " | " prismatic, bladed | pur. O.N. |
C 165 2 specs | " " | " " and radiating | 1108 |
C 166 2-spec. | Native Antimony Sb | Hex. R silvery - tin-white, crys | ON. 36 |
C 167 | Bismuthinite | Bi2S3 | lost? ? |
C 168 | Stibnite Orthorh. | Sb2S3 prismatic, bladed - veins low temp. Hydrothermal. | S.C. 1706 |
C 169 | Orpiment with realgar | As2S3 [left arrow] (realgar AsS via light), Monocl. prismatic Lemon yellow, foliate | S.C. 349 |
C 170 | Realgar. changing into orpiment via light | AsS. Monoclinic, prismatic red-orange | - |
C 171 2 specs | Arsenopyrite with quartz | Monocl. pseudo orthorh. Massive silvery-Tlh FeAsS - Sp.G. 5.9 - 6.2 granular gray | 657 - Worcester 660 |
C 172 | Arsenopyrite some qtz. | FeAsS, monocl. more crystalline | p. |
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