 | | Book (edition) | | ROCK-FORMING MINERALS The Silica Group The Felspar Group The Felspathoid Group 73 - ' - - - . - - ...Amphibole Group The Pyroxene Group The Olivine Group The Mica Group The Scapolite Group The Garnet Group The...Tourmaline Group The Epidote Group The Phosphate and Fluoride Group The Iron-Ore Group The Spinel Group The...Zircon Group The Titanic Acid Group The Carbonate Group The Zeolite Group The Chlorite Group - . -...Tertiary age are extensively developed in the North Ireland and in the Western Isles of Scotland. of Basalt-plateaux |  | | Book | | Carracedo & Simon Day 5. The north of Ireland Paul Lyle 6. Leinster Chris Stillman & George SeYastopulo...& Jean-Claude Tanguy Minerals of Britain and Ireland A. G. Tindle The Open University T: 'XI 'Jo ~6.............................. 529 G: gadolinite group to gyrolite ......................... 226 X: xanthiosite...stage of MB! that focusing only on Britain and Ireland might be too restrictive, and that what was really...personally discovered new species to Britain and Ireland, and colleagues permitted me to record their unpublished |  | | Book (edition) | | The Silica Group The Felspar Group 81 85 The Felspathoid Group 98 The Amphibole Group 104 The Pyroxene...Pyroxene Group 110 The The The The Olivine Group Mica Group Scapolite Group Garnet Group 118 120...125 The Tourmaline Group 125 The Epidote Group The Phosphate and Fluoride Group 128 The The The The...The The Iron - Ore Group Spinel Group Zircon Group Titanic Acid Group Carbonate Group - 129 131 . 133...133 134 135 138 The Zeolite Group 140 The Chlorite Group 141 Other Hydrated Silicates 142 Contact |  | | Book | | Bay Press An imprint of Lhe Advantage Publishers Group 5880 Oberlin Drive. San Diego. CA 92121 -4794 w1V1v...similar properties. The silicates, being the largest group are further subdiv ided according to st ructure...uncombined in nature. 2 Sulphides contain the 52- group and are classed with arsenides, antimonides and...and tellurides. 3 Oxides contain the 02- group. 4 Carbonates, nitrates and borates s Sulphates 6...(Czech Republic), New Brunswick (Canada), Kern County (California, USA), Sardinia (Italy) and Sarawak | | | Book | | Bay Press An imprint of Lhe Advantage Publishers Group 5880 Oberlin Drive. San Diego. CA 92121 -4794 w1V1v...similar properties. The silicates, being the largest group are further subdivided according to structure. All...uncombined in nature. 2 Sulphides contain the 52- group and are classed with arsenides, antimonides and...and tellurides. 3 Oxides contain the 02- group. 4 Carbonates, nitrates and borates s Sulphates 6...(Czech Republic), New Brunswick (Canada), Kern County (California, USA), Sardinia (Italy) and Sarawak |  | | Book (edition) | | petrographic description of each important rock-group includes, or is followed by, an account of the distribution...of things we can do little about it; but for one group of rocks that are much to the fore at the present...FELSIC MINERALS Feldspars; Feldspathoids; Silica Group Ill ACCESSORY AND SECONDARY MINERALS 97 The Normal...Contamination; Zeolites; Epidote Group; Chlorite, Serpentine Group; the Carbonates; Talc Part II: Modes... ILLUSTRATIONS flG. PAGE 1. Tetrahedron and SiO4-group 2. The atomic structure of olivine 3. The atomic |  | | Book (edition) | | closely packed round a silicon atom, giving an Si04-group. The oxygens lie at the corners of a tetrahedron...fits snugly into fig. 1 Tetrahedron and SiCU-group. The small silicon atom is hidden between the four...surrounded. Thus an Al3+ in the centre of an octahedral group of O’s, has a positive charge of three units to...scientifically, felsic and mafic respectively. The mafic group comprises the ferro-magnesian silicates: the olivines...feldspathoids respectively, and the silica group. OLIVINES This group comprises a number of important rock-forming | | | Book (edition) | | closely packed round a silicon atom, giving an SiO4 -group. The oxygens lie at the corners of a tetrahedron...snugly into M,K.W. FIG. I Tetrahedron and Si04-group. The small silicon ato1n is hidden between the four...surrounded. Thus an AP+ in the centre of an octahedral group of O's, has a positive charge of three umts to share...scientifically, felsic and mafic respectively. The mafic group comprises the ferro-magnesian silicates: the olivines...feldspathoids respectively, and the silica group. OLIYINES This group comprises a number of in1portant rock-forming |  | | Book | | The Hamlyn Publishing Group Limited, a Division of the Octopus Publishing Group, Michelin House, 81 Fulham...specific gravity (with some exceptions), and mineral group. Hardness was established as the main identification...according to individual specializations. A separate group lists the most often used mineralogical periodicals...more complicated inorganic compounds. The last group is formed by organic compounds. H. Strunz (1970)...emerald, sapphire, topaz, aquamarine, apatite or garnet may be found. In the early post-magmatic process | | | Book | | The Hamlyn Publishing Group Limited, a Division of the Octopus Publishing Group, Michelin House, 81 Fulham...specific gravity (with some exceptions), and mineral group. Hardness was established as the main identification...according to individual specializations. A separate group lists the most often used mineralogical periodicals...more compilicated inorganic compounds. The last group is formed by organic compounds. H. Strunz (1970)...emerald, sapphire, topaz, aquamarine, apatite or garnet may be found. In the early post-magmatic process |
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