Minerals and rocks - geology department cases [catalog of specimens from the Geology Department, Middlebury College, late 19th C.]

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C= Hall Cases Collection - S.C.= Student Coll. - room 13 22

number Mineral + cryst. syst. Composition,- description etc old numb O.N. w S.C.
- - - - - - - - - - - - - - - - - - - - - - - - - - - -
C 218 Chrysocolla - amorph (4-specs) mineraloid CuSi O3.[n]H2O bluish green, [conchordal] with [mulochite fruit.] [reniform - concret]. H=2-4
C 219 " (2 specs) " " " [conchoidal], fiss. veins
C 220 Azurite monocl. Cu3(OH)2(CO3)2 fine [dk] blue crystals __ S.C. 1843
C 221 Dioptase Hex. 3 Trigonal Cu3Si3O93H2O, fine crysts. - 1st + 2nd O. rhombohedrons S.C. 1901
C 222 Cuprite Isom., [Hexocta.] Cu2O red-ruby-to black, G=5.8-6.2 (brown red) heavy metallic [aRam. too dull
C 224 " massive ” vein-like in rock, [samp] green- malachite - brecciated (2 specs)
C 225 Cinnabar Hex. (4 specs) Trig [Trapezoid] (rare) [marais?] - Sp.G. = 8.0-8.2 _[adum]_ [too] dull luster
C 226 " mercury [sulfide] " " " " " [folq = 86%] [?]
C 227 " " " " " " massive " ON 604
C 228 " " " " with [stibnite] " S.C. 1766
C 229 " " " " " " (3 specs) " smallest 1714 2 large 1707
C 230 Gold - with silver? in pyrites FeS2 Au in quartz - with crustification - vein - gold difficult to see . O.N 117
C 231 [S a, b 1 c, d] Gold in quartz Au a and b specs with green + blue mineral - also limonite - carbonate no visible gold - contact [of 2 stz. veins ]
C 232 a + b Gold in [Cumminstunite Schist] (see C 487 for tiny placer - nuggets) Au - (a) speck in white circle + rock (b) rich ore with arsenopyrite in white circles - big spec. L 2=Leads S.D.
___ * ___ ___ ___
C 233 Gold "mossy" Au + carbonate - min + Limonite[?] + pyrolusite [?] ___
C 234 Gold - in quartz Au in quartz 5 spec.
C 235 Gold (not visible) Au assoc. with pyrite fiss. vein primary, hypogene hydrothermal in slate + granite West slope [y Sierras - east y Sacrament.]
___
C 236 Silver Ore Ag. minerals? azurite + malachite - [fiss] blue - green O.N. 94
C 238 Silver with native Copper : Isom. [Hexoctah . cl. c 238 e] Native [Aq. Coba H ont.] [S.C. =238 a = 196.]
" 238 a
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23

Time given [on purch.] Locality and [geol] etc. Donor or source
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
P 1930s n.B. S.C. 2075 (1) Miami, Ariz - [undol] cyclosilicates ([Beryllate?]). Bisbee, Ariz., (4 specs) - supergene zone. - oxidized - famous [Cu] camp p. World Min. Supply Co Roanoke, Va
Summer 1927 Santa Rite, [n].M. supergene zone - ( light - very 2.0-2.2 [= G] BMS and P. Dempsy ' 28
Dec. 1944 ? (with a little malachite) Tenbrook Est. Dr P. [W/M]ellen, Midd, Exec. [Dentist]
Aug 1948 French Belgian Congo, Africa - Oxid. zone deposit Capt. R.C.M. Page
p ? 1930 [Butle], mont. (3 spec " " deposit p. Wards - BMS.
Summer 1927 Santa Rite, [n]. M. [?] (very heavy) BMS P. Dempsey ' 28
" " " " " fissure veins in ign. rock. supergene 2 [one] above w. table " " " "
p 1931 2 spec Morton Wash. [T] [mio (90 woliq ?) volcanoes, brecciated, [fissure vein lels???] and intrusive Low Temp - hypogene p. Ward's, [Roch. n.y.???]
new Almaden [Calif] Idria - Carniola - (peninsula) Jugoslavia ([Idrija]) {II 1253 - also [HqS - lasts] same donor from India} Gen'l M. Field [Severance] Coll.
summer 1942 Red Devil mine Sleetmute on Kuskokwim R. - [Kiselalika] area Alaska ([C.B. Adams] Coll.)Stan Johnson '42
Summer 1941. " " . " contact with shale, [vugs] cinnabar settles near Top [4/9?] veins . . W.M. [Cady] 34 - in cgarge party . U.S.G.S. W.M. [Cady] '34 chief Geol.[R.V. Cushman] '39 ASSIST. U.S.G.S.
summer 1941. Colo.? [offset] grey band fault?(very small pyrite crystals or MnO2 [stain]) Rev. m.L. [Severance] C.B. Adams Catalog
" " " " Carbon Hill[s] [Calit]. . c and d - [true] - visible Au in black circles. " " " " " "
1926 summer [Homestake] mine (W.R. Hearst mine) Schist p[∈???], with Leads, S.D. some dolostones - p[∈] folding C placers found in [f ss] - Deadwood [+] also recent B.M.S. summer 1926
summer 1929-31 Leadville, Colo. Given to BMS - by mine worker Paul Schmidt at Leadville, Colo B.M.S
- - -
summer 1927 [rock] - Grass Valley, Calif. source of famous '4[9] placersmother lode fiss. vein via Sierra nev. [plutch], J-K, into [maripose] slates, J. BMS P. Dempsey [(Junior year)] '28.
1839-50? S. Barcelona - Spain in qtz. C.B Adams Coll [Rev] M.L. [Severance]
Nevada? incrust. edges etc fluoresces cream white C.B. Adams coll. ?
1939_+ Keweenaw Penin., Mich.. [NE of] Houghton [238a] Cobalt + niccolite [or ol.] skutterdite [238a B7815 1926] Gilbert Boardman C.B Adams Coll.
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=24= symbols see II p 22.

number Mineral + cryst syst etc Composition, descript. etc old numbr O.N. + S.C.
- - - - - - - - - - - - - - - - - - - - - - - - - - - -
C 239 Native Silver Isom. Ag. with some black tarnish - flat mossy. O.N 1180
C 240 " " vein Ag - in sandstone - - thicker + dark layer fizz - carbonate [Is.] ON 73 or 74
C 241 a+b (a) 3 spec [C + yolite] prism. cl. (a) monoclinic "ice stone" (a) Na3AlF6 white - often pseudocubic Cl. [fasal 001], and 110 almost ⟂ massive p.
C 241 b " (b) prismatic " 2/3 (b) " large spec. O.N. 963
C 242 Corundum Hex - R. scalenohedral, Al2O3 32/m, H=9. [Hematite group] ( includes also Ilmenite Dana's min syst. [VII Fd] 1951 pp 520-527 pyrite, teldspar cut-surface-(hand spec) O.N - Foote Phila 231 (176) 2 [stpia]
C 243 " Hex R " " crystals, barrel-shape-prisms H=9, G=4.0 few-rhombuhedron faces (1011) 11 specs
C 244a Corundum " " H=9.0 - large crystal - Hex. rhombic parting striations ⟂ and [△] 60°
C 245 Bauxite amorph mineraloid Al2O3 etc pisolitic - dull earthy - hematitic [red] frags. 2
C 246 " " Al2O3 + [n? h?] H2O +FeO(OH) + Fe2O3, Fe[I][2]O4 cream color - pisolitic. ___
C 247 " " " brownish (Fe2O3) pisolitic - concret. mixt of gibbsite and diaspore ___
C 248 nepheline-Syenite rock source of Ark. Bauxite - fresh - unweathered weathered to # C247. ___
C 249 Gibbsite
C 250 Emery - natural famous abasive earlier 18? 19 {mixture of Al2O3, Fe3O4 (+ Fe2O3 + FeAl2O4) (Hercynite) massive blue-gray-fine grained. contains corundum, megnetite, hematite?, Hercynite + spinel - mg oxide (MgAl2O[4])
C 251 Al. metal _ Bar-Al man-made Alloy - 4% Cu, 50% Mg, 6% Mn, +Fe, +Si S.C. 662
C 251 a (nail) for aircraft etc C251a [=] Al. nail - very light, does not corrode 800 ?
C 252 Alunite, Hex. "Alum stone ditrigonal scaleno. Cl KAl3(OH)6(SO4)[2] - pinkish. cream, massive K2O= 11.4%, Al2O3=37% SO3=38.6%, H2O=13% 152
C 252 a Alunite " " " " " "
C 253 Halite ("rock salt") Isom. cubic NaCl Salt Dome, Transparent - cubic (rough) Sp.6=2.1 ___
C 254 " (4 sp.) " " crystals some pseudo. orthorh. shape Transp. - some with air? bubbles 4. Spec. ?
C 255 Halite " cubic - Transp. with liquid bubble in air bubble - (arrows) S.C 2042
C 256 " " " " massive - gray - pink - li. yellowish - [tone] 3 specs
C 257 Carnallite ( 3 specs ) [Orthorh.] dipyramidal. KClMgCl2(H2O)6 pink, crystalline, deliquesces, massive
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=25=

Time given w [recieved] Locality - Geology etc Donor or via [purchased]
- - - - - - - - - - - - - - -
1839 - 50+ ? Guiaco, Mexico (given beofre [Pres. Hauilia] by C. Dana? or? Mr. Chapman?) C.B. Adams Coll.? - possibly during H.M. [Sepley] ? - C. Dana
" " Salt Lake, Utah (74) (73 - Rollins Mine, Colo.) [Rev] M.S. Severance C.D.Adams Catalog
p. 1930s Ivigtut - W. coast Greenland N 6 ½° W48° Fjord [@ P⋲i] = early precambrian - granite igneous and gneisses. pegmatites - with chalcopyrite, siderite, sphalerite. p - Wards + World min supply co. Roanoke, VA.
1860-1895? Arsuk, Fjord, - Ivigtut, Frederikshaab dist. Greenland pegmatite in a granite stock. [sei] p 110 - 113 Dana's syst min, 7th Ed. 1951 C.B. Adams. Coll. by Dr. H.M. Seeley. [Prop. of ????] 1960 - 1896 at [Midd.]
p.1951? Heavy [tion] plane[s] Craigmont, Renfrew Co. Ont. Canada. intersecting - rhombic brown bronze - alt to muscov G = 4.02 p.? Foote, Phila 231/176
1930s BMS N. Transvaal, S. Africa, all good Hex. crysts [iso ' cs] p. from World Min Suppl. Co., Roanoke, Va (11/65 - does not exist now)
1917-18+? Burgess - Ont. Canada with Al2O3 - brownish + striations plus magnetite plus feldspar or (rhondonire?) - K. muscov. Biot. amphib.? W.G. Foye instr. or Asst. [Prof] of Geol. at Midd. later Prof. of Geol. - Wesleyan, Conn
1917-18 Burgess, Ont - Canada. W.G. Foyw, samp [as] C 244
1800s ? France, [Baux] ? ? of [ls] at uncomformities [pesid - weath - K - age - T ?] C.B. Adams Coll. ?
1930s Carter Ala or Va [resid. w.] feldsp. rich rocks Latheritization Snitten Harold Snitten's father
summer 1927 Bauxite, Ark. [neph.] syenite, [rpsid.] W. etc Phil Dempsey ' - [and] BM.S. - [Trans. cont. field trip summer 1927]
" " " see [Prof. pappr] - T. ntrusive - pluton a [upper K] - intrusive pluton. P. Dempsey '28 [y] BMS "
p ? Richmond, Mass - C.B. Adams ? or later ? B.M.S. for Ec. Geol.
1926 - 27 ? Chester, Mass. - most famous producing area on U.S. green Turkey - original source areas. [yer] of Diaspore (or [opidote?]) strongly magnetic Danas Sys. Min 7 th Ed. Wol. 1, pp 520 + 523 from type Local visit - ott. by [Geol] - Min classes of Williams College Dr. H.F. [Cleland] 1905-1933
1930 HiFos heated to 500℃ + quenched. after 4 days - strength = 60000 lbs. p.s. inch H. Foster '31 geol. major.
p. ? Tochihari, Hyogoken, Japan - in veins in alt. feldspathic C.B. Adams Coll. ?
when ? " rhyolites + trachytes + [endisitis???] - T - paleocene + neogene p. - when v where ? Foote, Phila.
1949 Louisiana, Salt Dome. in [Paleoq.] T. sed. rocks or [plug] salt plastic etc from [Gedded] - deposits. Poole in Geol 21.1 1st yr. geol.
9/65 Lyons, (Wellington) formation Kan. Saltmine - Permian (Mrs.) Flo. Butler to Dr B. Baldwin. she is wide of Prof. John Butler of Eng. Dept.
[S?ep?t] 1928 Berchtesgarten Bavaria, Germany - 20 miles - Permian Salt. N. ? of Salzburg. Austria. - mine BMS. summer trip to Europe
? Stassfurt, (E.) Germany - near Berlin Taste bitter + very sharp KCl = [57.%] MgCl + 34" ? ? ? ?
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C = Hall cases Top fl.W. Sci. [bldg] - S.C. = student collect. - R [13] 26

number Mineral + cryst syst Comp. + Descript. etc + assoc mins. O.N. Old num. + S.C
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
C 259 Soda Niter Hexocta. cl Hex. R. NaNO3 crysts. rhombic but rare massive - incrusts - in caves - p.
C 260 Soda Niter "Caliche" (2 specs.) NaNO3 + NaCl + sulfates + carbonates [of] Na + Ca[)] 2 bottles + 2 little specimens 1 bottle 1929 2 nd - " 1954
C 261 Fluorite Isom. Hexocta. CaF2 cubic crystals, octah. cl- 4 planes green cut = on corners of cubes O.N. 11 pr[???] SE Ill.
C 262 " " " purple, cubes - some [xtls] fluresce white see circular 342 Ill.st.G.S. ---
C 263 " " Isom CaF2 - purple - [interpenet.] cubes Oct. cl. light - flouresces - very beautiful ON 17
c 264 AND 264a 264 B = ii 15 " " 3 SPECS (1124 = A) " yellowish, Transp. [penetr.] cubes, Oct. cl, corner [, 11] faces - 264 a+b - good cubes small O.N. 1124. large " 15 " " 16
C 267 Bsrite 2 specs [orthorh?] bipyramid. BaSO4 (heavy spar) Tubualr b-long [axis?] (large) perfect col cl. and 110 cl. [co?] shortest axis O.N. 21? O.N. 22
C 268 2 specs " " " crystals Heavy - G + 4.3 - 4.7 a [less than] b, c [less than] a O.N 169 [X?]28
C 269 " " " " " ON 157
C 270 " " " with malachite heavy [tub?] [cu?] carbonate etc [also?] - quartz [4 stls?] ON 155
C 271 " " " cut and polished O.N. 24
C 273 Barite " BaSO4 fibrous, [concentric?] - shape with fluorite - CuF2 p 507?
C 276 " " " concret. radiating, botryoidal S.C 1893
C 277 Celestite " with Sulfur yellow with CaCO3 + dolomite crystals SrSO4 perf. 001 nad 110 cl. { Tubular prismatic Botryoidal, white to light blue - Transp - Translucent O.N 132
C 280 " 2 specs [intermediate?] with sulfur, beautif. large orthorh crysts. 1003
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