ENPages That Need Review
Minerals and rocks - geology department cases [catalog of specimens from the Geology Department, Middlebury College, late 19th C.]
Page Status Needs Review
| O.N. = old-number | (S.C. - student coll. R 13) | |
|---|---|---|
| Date etc | Locality | Donor or purchase |
| 19[5?]9 - 1937 | Greenwich, N.Y. | R.S. Tefft '40. |
| 1850? ON 654 | Sudbury, Ont | Rev. Severance Coll. for C.B. Adams |
| 1961 (S.C # 60b) | Brandon-Forestdale | B. Baldwin and Min. class L. Green, clay, Moser, Wallace, Bill and Kasvinsky. '62 class |
| 1934 etc? Fall Min. Class Fall Trip | Old Mine for FeS_ n. of Sodalite-Syenite replace. in ls? | H. Ridlon, W. David, BMS |
| inclusions of anorthosite [diagram of specimen with labels] rock garnet inclusion anorthosite | Tahawus, N.Y. Explored etc Adirondacks 1940-44 by Ivan Hagar | Mr. Wheeler geol. and |
| same same | Open-pit-mine-Archean rocks Largest Ti mine (ilmenite in U.S. | Min class - |
| (a) 1949 1947-1956? | (a) Tahawus, N.Y. Adirondacks (a) | Mr Wheeler + Min classes 1947-1958 |
| (b) to give outline (b | (b) of ore body - also 1950-64 use air born - magnetometers etc. (b) Mr Wheele [ets?] see above | |
| Summer 6/1934 | Cobalt. Ont. mines rocks - Huronian? Congls - [Oowganda?] | B.M Schmidt 1925-1965 |
| e - epigenetic - veins dodecahedron forms P 1931 | C78a conglomerate (Tillite) - some Tunaberg Sweden. Keewatin? and Timiskaming [sq.?] | Ward`s Rochester (9/65) |
| surface Cobalt Ont. area B.M.S 1934 | (C79a O.N. 121 Nipissing Mine, Cobalt, Ont. A.E.Burt) | (C79 - 3 specs ) |
| [diagram of rock layers with labels] Huronian whitewater 1926 Lopolith Keeweenaw?n? | Frood, Frood Extension - Coniston Creighton-Coppercliff, [mand-ni Corp limited?] Am. I. Ni Co Sudbury - up to 1950 - [So+ofc of Hi - ore.?] Cobalt, Ont. 2 spec. | |
|
| Riddle, Oregon | purchase Ward's Rochester (S.C. Number 1896 - under N.Y. " C82 (5a) " selicates |
| P[1?] Wards 1931 | Jackson Co., N.C. | 1931 - Ward's Rochester |
| ? | ? | ? Adams Coll? |
| 1930s purchase? | Butte, Mont. (possibly from Philipsburg, Mont. area? BMS 9/65) | purchase in 1930s |
| ON 295 " 1847-50? | Anaconda, Mont. Plainfield, Mass | " " C.B. Adams Coll. |
| O.N> 589. - | (probably) Cummington, Mass. " " | " coll. }1847-50s |
| purchase 1931 Ward's Rochester | W. Cummington | purchase 1931 |
| O.N. 237. [cull?] - started May 18, 1839 | Swanton, VT. ??? (for C88a probably Ohio. Ky. | C.B. Adams - Coll. " " " began in 1815/1839 |
Page Status Needs Review
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 - | 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. |
Page Status Needs Review
=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 |
Page Status Needs Review
=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 |
| 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" | ? ? ? ? |
Page Status Needs Review
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[ |
| 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 |
Page Status Needs Review
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| Date received | Locality + goel etc | Donr or purchase. |
|---|---|---|
| - - - - - - - - - - - | - - - - - - - - - - - - - - | - - - - - - - - - - - - - |
| 1937 1930? or '31 | N. Chile, Atacama Desrt area - source - origin? Tarapaca form Volcanic rocks of Andres - very dry region. | p. Ward's [or?] |
| 1839-50 C.B.Adams coll. | ||
| Summer 1965 To Dr B. Baldwin | Hardin Co. Ill (SE) Crystal Mine (Minerva Min. Co.) 4 mi. NW of"Cave in Rock"city SE 1/4 Sec 34, T[11?]S, R[9?]E Fredonia Is. meramec, miss system Knot, College | P.L.? LaMotte Knot College ( c-262 insitu |
| 1839 - 50? | Debry shire, Engl. ? (record lost?) - with sphalerite. | C.B. Adama Coll., ( ?) |
| " " | 1124 DeKalb Co. N.Y. = (264 a) ? 16 - Cumberland R.I or Eng? 15 Governeur N.Y. (264 b). on quartz # C264 | C.B. Adams Coll |
| 1942 | S.E. 111 - Rosiclare area [hypogeiyp - ppig.?] fiss. vein + geodes + vugs - small calcite rhombs - white | p. by BMS (geol - 1925 - 65) Summer Trip |
| 1839-50 | Rosiclaire, Ill. ?? Locality unknown? | CB. Adams Coll. |
| 1839-50 | (England? or Conn.? MO.? like 155 O.N) number epigen. hydroth. Heavy Sp6. 4.3-4.7 | " " ? |
| " " | O.N. 169 Hartz Mts., Germany Tabular - Cl = 110 or 001 | " " |
| " " ? | " " 28 " ? " ? " ? South - hampton, Mass. epigen. Lamellar hypogene Longest axis is b | " " |
| " " ? | Cheshire, Conn., (nice terminated qtz. crysts. | " " |
| " " | G = | " " |
| ? | Hexham, Eng. crystalline - gray - white heavy carbonate G= 4.2 - 4.35 | P. by BMS [bic?] |
| 1957? | Washington, Co., Mo | C.W. Welby Inst. Assoc [Ref.?] in Geol 1954-58. |
| 1948 | Hamm, Westphalia, Germany used sugar indust. | Wards`s p. 1948 (BMS) |
| 1948 | San Bernardine, Co. Calif G = about 3.7 | " " ? (") |
| 1948 | Fidalgo Island, Puget Sound | " " (1930`s ?) |
| 1839-50 | Girgenti, Sicily, Italy - great S. area + much Aragonite ? CaCo3 | C.B Adams Coll. |
| p 1930's | Put-in Bay, Ohio - geode or Vug - filling. | p, Wards |
| 1958 | ? ? ? ? | miss Stella |
| 1839-50? | Girgenti?, Sicily, Italy 2nd spec. in with crystals |
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| c=e95p5 in Hall Numbers | Mineral | Comp. and description etc | s.e = student O.N old Numb |
|---|---|---|---|
| C281 | celestite cryst syst. orthork. bipyramid. | SrSDy - fibrous. heavy sp. 6=3.4 4.0 | O.N. 145 |
| C282 | " " | " botryoidal - " " | —? |
Page Status Needs Review
38
| old-number or S.C. | |||
|---|---|---|---|
| C 389 | Quartz Hex trigon. | Trapez. SiO2-var.Chalcedony cryptocrystalline | O.N 478 |
| C 390 | " Chalcedony " crypto | " botryoidal " | O.N. 464 |
| C 391 | " " " | { SiO2 brown-gray, polished cut-in-half "Thunder Eggs" | none |
| C 392 | " chalcdon polished " | SiO2-gray, translucent. | S.C. 1740c |
| C 393 | " Jasper " | SiO2 rusty brown may be (cheshire) or (Monkton?) atzite? | O.N. 458. |
| C 394 | " S Jasper " (1) bedrock (2) pebble(glacial) (3) en cabochon-polished | (similar to colchester Jasper Vein- no with black Hematite-copper sulfite) | Bor-Crhalco |
| C 395. | " "Chrysoprase " or "Prase | SiO2 green-massive dense, conchoidal fracture | O.N.484 |
| C 396 } | " novaculite " (Devonian) | SiO2-white, dense, massive conchoidal fracture | S.C. 1817 |
| C 397 } | on one card " " " | " white-oilstone "Hard Arkansas | none |
| C 398 } | " " " | " white (some rusty FeO(OH) stains | O.N. 957 |
| C 399 6 spec 7-8-9-10-polished | " Agate " | SiO2-polished red-blk crypto cryst banded-red-white, green-white, gray. gray-white bonded (chalcedony. | S.C. 1798 |
| C 400 | " Bloodstone " | SiO2 Reddots (hematite) jasper in green-drops of blood | S.C. 1740b |
| C 401 | " Agate " | " red and white bands. natural unpolished | -- |
| C 402 | " {(a) Tiger's Eye (b) Cat's (2 spec. | " " (a) fibrous (2 spec) brown chatoyant-fibrous (crocidolite" asbestos or (b) white etc-fibrous-chatoyant | S.C. 1797 |
| C 403 | " Moss Agate (2 specs) | SiO2 dendritic-moss-like mnO2 green to black inclusions | S.C. 1799 |
| C 404 (5 specs) 1 #6 large polished section (2) (3) | " Petrified Wood " small-red-with shinearumo congl around it. Jasper-like (Fe2O3) moss-agate-like (3 specs) Agate-like-large shows "knot" where branch came off. | SiO2 Red, black, green, brown, agatized-yellows Araucari oxylon arizonicum ancestral to living S Araucaria imbricata "monkey puzzle" "Chile" S.A. primitive type Araucarie excelsa- Pine-ancestors norfolk Island Pine Permian [Island. 900 miles E of Australia |
Page Status Needs Review
40
| C-display coll number | Min. Cryst syst. | Comp. Descrip. | O.N. old number S.C. stud. Coll |
|---|---|---|---|
| C 405 | Quartz- Pet.Wood crypto-cryst Hex Trypto | SiO2 replaced by SiO2 on ionic (tiny) scale. | -- |
| C 406 | Quartz- Pet Wood " | " " " | labeled A. |
| C 407 | (1) Quartz-var Flint- "crypto (2) " " Chert " | SiO2 black, brittle, conchoidal coated with chalk (CaCO3) SiO2 li-gray-round-[Dr?] crack nodule | none S.C.1934 |
| C 408 | " Siliceous ? " Sinter | SiO2 The Geysir-banded geyserite area-brown and white | ON 512 |
| C 409 | " " " | SiO2 geyserite white fibrous porus | none |
| C 410 | Opal mineraloid amorphous | SiO2 n H2O-H=5 1/2-6 1/2 : G= 1.95-2.3 (Brown =FeO)OH) "Jasper Opal" yellow-brown | O.N 897 |
| C 411 (a) and (b) | (2 specs) " " | " " from 4 miles " pink-br. (b) and brown (a) | 902 and 900 (b) (a) |
| C 412 | " " | SiO2 and H2O apalized wood ( brown black white) | S.C. 1723 |
| C 413 | " A small spec (a)-(b)-(c) gem | SiO2 and H2O " opal - (a and b fluoresce - greenish- | none |
| C 414 (a) and (b) | Quartz-crystalline | " SiO2 (a) 1st layer cryst. qtz.; center chalcedony novaculite (b) botryoidal -last thin coating-chalcedonic,-under-1st layer | O.N. 1063 none? |
| C 415 " (1) " (2) " (3) " (4) | Pegmatites (Ign. rock) (crystal peak colo?) " " " (" graphic granite " " " | -Residual fluids conc rarer and accessoly minerals and granite-minerals -smoky quartz and microclint or perthite (microcline -Albite, Quartz(gray), Muscovite books in contact-concordant with Bolton Schist "Biotite mira (black) books quartz (gray) microclump white but with muscovite-same | S.C. 1905 -none none none |
| C 416 | Muscovite monocl. | KAI2 (OH)2 AlSi3O16 {white potash l sing less} "Fish tail" | " |
| C 417 | Muscovite " | " Ruggles Mine, Grafton n.h. with some faldspar and quartz | O.N 1026 |
| C 418 a b " " | Tourmaline Hexag schorl. ditrigonal pyramid | (a) M7 B3 Al3 (AlSi2O9)3 (O, OH, F)4 Black Trigonal x-sec. striation parallel to c axis, length radial divergent xstls " " rosettes (2) M=Li, na, K, Fe, mg, mn, and ca (b) "same-large and black Trymal, terminated strated crystals mostly in Qtz (+ and - rhombohedrons in b) | (a) O.N. 1010. (b) O.N. 387 |
