 | | Book |
| historian-collector William J. Brunet set out to trace three ilmenite occurrences mentioned in late 19th-century literature...ridge had once been mined for quartz, and large ilmenite masses could be seen on the old dumps. In 1975-1976...Brunet collected sharp, black, flattened hexagonal ilmenite crystals to 7 .5 cm in matrix of massive quartz...judgment, many more "lost" localities for good ilmenite crystals exist in the region (Brunet, I 977b )...Amity-Edenville entry for Edenite and Spine!). Ilmenite is not common in the metasedimentary rocks of |
 | | Book |
| perfect in two directions. Fracture: uneven. ILMENITE Luster: metallic to submetallic. 5—6; can be...Cleavage: shell-like, Fracture: granular. PYROMORPHITE Luster: resinous. Hardness: 35) Streak:...nonmetallic, one poor. shell-like, brittle. PYROMORPHITE Color: Luster: yellowish green. resinous,...Luster: blackish green, yellowish green. Orange PYROMORPHITE Luster: resinous, adamantine. Hardness: 3...metallic. Hardness: 6-6.5. Streak: greenish gray. PYROMORPHITE Color: Luster: MILLERITE Color: brassy yellow |
 | | Book (edition) |
| hexagonar dipyramid hexagonal prism apatite pyromorphite mimetite vanadinite basal pinacoid 6/m C-Ae-P...trigonal RHOMBOHEDRAL trapezohedron rhombohedron ilmenite hexagonal prism dolomite basal pinacoid willemite...Cadmium Cerium CI Californium Chlorine Cm Curium Co Cobalt Cr Chromium Cesium Copper Cs Cu Dy Er...(calcite, ankerite, rhodochrosite), oxides (hematite, ilmenite, uraninite, rutile), halides (fluorite) and a...phosphates and vanadates (carnotite, vanadinite, pyromorphite), carbonates (malachite, azurite, cerussite |
 | | Book (edition) |
| Tectosilicates 397 405 423 446 356 Contents 6. OCCURRENCE AND ASSOCIATION OF MINERALS Rocks and Rock-forming...in a garden has seen minerals in their natural occurrence. The rocks of the mountain, the sand on the beach...to 2 Introduction I materials of natural occurrence. Thus, cement, plaster, and glass are not steel...as the only form on a few minerals. The other Occurrence of Isometric Forms of the Hexoctahedral Class...most common mineral crystalhzing sentatives are ilmenite, willemite, and phenacite. Forms. it were to |
 | | Journal (issue) |
| 'Western .9Lustrafia Mark I. Jacobson Chevron Production Co. P. 0. Box 39100 Lafayette, LA. 70593 California...elbaite eucryptite ferrocolumbite (columbite) ilmenite ixiolite lepidolite magnetite manganocolumbite...Fluorite Sulphates Anglesite Jarosite Phosphates Pyromorphite Arsenates Bayldonite Conichalcite ? Figure...intermixed with crusts of cerussite crystals PYROMORPHITE Pb 5(PO4 }3CI Clusters of cream translucent...of one specimen indicated that the mineral is pyromorphite. QUARTZ SiO2 Quartz is com mon at Day Dream |
 | | Report (issue) |
| dikes ....................................... Occurrence .................................. Batamote plug...Ajo mining district. ............. Features of occurrence ............................... 67 69 69 69...dates from 1911, when the Calumet: & Arizona Mining Co., of Bisbee, under the leadership of John C. Green...the New Cornelia Copper Co. was absorbed by the Calumet & Arizona Mining Co., and in 1931 this company...from 113°F. to 28° F., with 100° a very common occurrence. Rain is rare and very irregularly distributed |
 | | Report (issue) |
| - - - · - - · - - - - - - · · - - - - - · 85 Occurrence .......................... - .. - . - ... - -...... ---.----.---.--.---------------- - -· 86 Occurrence ............................... ___ ... __ ....__________________________________________ -. _.- _.-- _- _86 Occurrence _________ ... _. __ ........ _. __ ..... _.....______ ... _. _. _______ .- .... _. _.. ____ _ 88 Occurrence _________ ... _. __ . __ .. _.. __ . ___ . _...___ .. __. _. _____ _ 89 General character and occurrence ___ . ___ ·... _. ____ ... ___. _. _. __ . _____ |
 | | Report (volume) |
| 14 15 15 15 16 17 17 18 General character and occurrence.................................. 18 Petrography...................... 32 General character and occurrence.................................. 32 Contacts...................... 45 General character and occurrence.................................. 45 Thickness......................... General character and occurrence.................................... Thickness.................. Name, general character, and occurrence................................. Structure and |
 | | Report (volume) |
| the copper minerals.......................... Occurrence of the copper minerals.........................the silver minerals.......................... Occurrence of the silver minerals.........................compounds...................................... 135 Occurrence of the lead minerals...........................compounds...................................... 140 Occurrence of the zinc minerals...........................iron minerals............................. 143 Occurrence of the iron minerals........................ |
 | | Report (issue) |
| . . 45 Varieties, distribution, and modes of occurrence ........................................... ........... .... ... .... ....... ·....... . 52 Occurrence and distribution ..................................................................... . 53 Occurrence and distribution .................. .. ........Classification, origin, and general modes of occurrence .................. ·.· ........................__ . _... _. . . . . . . . . . . . . . . 180 Occurrence and character of the ore .. _. __ ..... _. ___ |
 | | Report (volume) |
| showing location of claims of Avawatz Salt & Gypsum Co., San Bemardino Comity, Cal........................Structure section on property of American Diamond Mining Co., sec. 14, T. 8S..R. 25 W., Arkansas...............control of the Trinity Gold & Hydraulic Dredging Co., is to be supplied from East Fork by a 12-mile ditch...of the Trinity River Consolidated Hydraulic Mining Co. (formerly the Hupp mine) are the.most important...Dredging Co. and the hydraulic mine of the Trinity River Mining Co. The Trinity River Dredging Co. has erected |
 | | Report (issue) |
| . 268 268 Veins on American Consolidated Copper Co.'s property .................... . Howell mine .............. : ......................... . 270 Occurrence and character of deposits ..................... . . . . . . . . . . . . . . 296 Topographic occurrence. "... _. . . _... _. . : . . . . . . . . . .... ___ . ___ . _... _........... . ....... 306 Occurrence of the ores ..... . ... _..... , ..... . ................................................ . Occurrence ............. _.......................... _. |
