ALBERT

Note: Preface Part I DETAILED DESCRIPTION OF COMMON ROCK-FORMING MINERALS CHAPTER 1 Minerals Without Complex Anions NATIVE ELEMENTS Diamond C Sulfur S SULFIDES Sphalerite ZnS Pyrite FeS₂ HALIDES Halite NaCl Sylvite KCl Fluorite CaF₂ Carnallite KMgCl₃ · 6H₂O Cryolite Na₃AlF₆ OXIDES Periclase MgO Rutile TiO₂ Anatase TiO₂ Brookite TiO₂ Cassiterite SnO₂ Corundum Al₂O₃ Hematite Fe₂O₃ Ilmenite FeTiO₃ Perovskite CaTiO₃ THE SPINEL GROUP The Spinel Series (Mg,Fe²⁺ ,Zn,Mn)Al₂O₄ The Chromite Series (Fe²⁺,Mg)Cr₂O₄ The Magnetite Series (Fe²⁺,Mg,Zn,Mn,Ni)Fe₂³⁺ O₄ Chrysoberyl BeAl₂O₄ HYDROXIDES Brucite Mg(OH)₂ Gibbsite Al(OH)₃ The Diaspore-Boehmite Series α-AlO(OH)-γ-AlO(OH) The Goethite-Lepidocrocite Series α-FeO(OH)-γ-FeO(OH) Limonite FeO(OH) · nH₂O CHAPTER 2 Minerals With Complex Anions (Excluding Silicates) CARBONATES Calcite CaCO₃ Magnesite MgCO₃ Siderite FeCO₃ Rhodochrosite MnCO₃ Smithsonite ZnCO₃ The Dolomite-Ankerite Series CaMg(CO₃)₂-Ca(Mg,Fe)(CO₃)₂ Aragonite CaCO₃ Strontianite SrCO₃ Witherite BaCO₃ Cerussite PbCO₃ Malachite Cu₂(OH)₂CO₃ Azurite Cu₃(OH₂)(CO₃)₂ PHOSPHATES Xenotime YPO₄ Monazite (Ce,La,Th)PO₄ Amblygonite LiAl(PO₄)F The Lithiophilite-Triphylite Series Li(Mn,Fe)PO₄ Apatite Ca₅(PO₄)₃(F,OH,Cl) Wavellite Al₃(OH₃)(PO₄)₂ · 5H₂O SULFATES Anhydrite CaSO₄ Gypsum CaSO₄ · 2H2O Barite BaSO₄ Celestite SrSO₄ Anglesite PbSO₄ Alunite KAl₃(SO₄)₂(OH)₆ Jarosite KFe₃(SO₄)₂(OH)₆ BORATES Borax Na₂B₄O₇ · 10H₂O Colemanite Ca₂B₆O₁₁ · 5H₂O The Ludwigite-Vonsenite Series (Mg,Fe²⁺)₂Fe³⁺BO₃ · O₂ CHAPTER 3 The Nesosilicates THE OLIVINE GROUP The Forsterite-Fayalite Series (Mg, Fe)₂SiO₄ The Tephroite-Fayalite Series (Mn, Fe)₂SiO₄ Monticellite CaMgSiO₄ THE GARNET GROUP Pyralspite Garnets (Mg,Fe²⁺,Mn)₃Al₂(SiO₄)₃ Ugrandite Garnets Ca₃(Al,Fe³⁺,Cr)₂(SiO₄)₃ ALUMINOSILICATES Andalusite Al₂SiO₅ Kyanite Al₂SiO₅ Sillimanite Al₂SiO₅ Topaz Al₂SiO₄(F,OH)₂ Mullite 3Al₂O₃ · 2SiO₂ - 2Al₂O₃ · SiO₂ OTHER NESOSILICATES Dumortierite (Al,Fe³⁺)-O₃(BO₃)(SiO₄)₃ Zircon ZrSiO₄ Sphene CaTiSiO₅ Datolite CaB(SiO₄)OH Staurolite Fe₂²⁺Al₋₉O₆(SiO₄)₄(OH)₋₂ Sapphirine (Mg,Fe²⁺)₂Al₄O₆(SiO₄) Chloritoid (Fe²⁺,Mg,Mn)₂(Al,Fe³⁺)AI₃O₂(SiO₄)₂(OH)₄ The Humite Group nMg₂SiO₄Mg₁₋ₓTiₓ(OH,F)₂₋₂ₓO₂ (x 〈 1) CHAPTER 4 Sorosilicates and Cyclosilicates THE EPIDOTE GROUP The Clinozoisite-Epidote Series Ca₂(Al,Fe³⁺)₃O · SiO4 · Si₂O₇ · OH Zoisite Ca₂Al₃O · SiO₄ · Si₂O₇ · OH Piemontite Ca₂(Al,Fe³⁺,Mn³⁺)₃O · SiO₄ · Si₂O₇ · OH Allanite (Ca,Ce,La)₂(Al,Fe³⁺,Fe²⁺)₃O · SiO₄ · Si₂O₇ · OH Pumpellyite Ca₂Al₂(Mg,Fe²⁺,Fe³⁺,Al)(SiO₄)(Si₂O₇)(OH)₂(H₂O,OH) Lawsonite CaAl₂Si₂O₇(OH)₂ · H₂O THE MELILITE GROUP The Gehlenite-Akermanite Series (Ca,Na)₂(Mg,Al)(Si,Al)₂O₇ OTHER SOROSILICATES Idocrase Ca₁₀(Mg,Fe²⁺)₂Al₄(Si₂O₇)₂(SiO₄)₅(OH,F)₄ Hemimorphite Zn₄Si₂O₇(OH)₂ · H₂O CYCLOSILICATES Beryl Be₃Al₂(SiO₃)₆ Cordierite Mg₂Al₃(Si₅Al)O₁₈ Tourmaline Na(Mg,Fe,Li.Al)₃Al₆(Si₆O₁₈)(BO₃)₃(OH,F)₄ Axinite (Ca,Fe²⁺,Mn)₃Al₂BO₃(SiO₃)₄OH CHAPTER 5 Inosilicates THE PYROXENE GROUP The Enstatite-Orthoferrosilite Series Mg₂(SiO₃)₂-Fe₂(SiO₃)₂ The Diopside-Hedenbergite Series CaMg(SiO₃)₂-CaFe(SiO₃)₂ Pigeonite (Mg,Fe²⁺,Ca)(Mg,Fe²⁺)(SiO₃)₂ Augite (Ca,Mg,Fe²⁺,Na)(Mg,Fe²⁺,Fe³⁺,Al,Ti,Cr)(Si,Al)₂O₆ The Aegirine to Aegirine-Augite Series NaFe³⁺(SiO₃)₂-(Na,Ca)(Fe³⁺,Fe²⁺,Mg,Al)(SiO₃)₂ Jadeite NaAl(SiO₃)₂ Omphacite (Ca,Na)(Mg,Fe²⁺,Fe³⁺,Al)(SiO₃)₂ Spodumene LiAl(SiO₃)₂ THE PYROXENOID GROUP Wollastonite CaSiO₃ Rhodonite (Mn,Ca)SiO₃ Pectolite Ca₂NaH(SiO₃)₃ THE AMPHIBOLE GROUP Anthophyllite (Mg,Fe²⁺)₇(Si₄O₁₁)₂(OH)₂ The Cummingtonite-Grunerite Series (Mg,Fe²⁺)₇(Si₄O₁₁)₂(OH)₂ The Tremolite-Actinolite Series Ca₂(Mg,Fe²⁺)₅(Si₄O₁₁)₂(OH)₂ The Hornblende Series ("Common" Hornblende) Ca₂(Mg,Fe²⁺)₄(Al,Fe³⁺)(Si₇Al)O₂₂(OH)₂ Oxyhornblende (Basaltic Hornblende) Ca₂Na(Mg,Fe²⁺,Fe³⁺,Al,Ti)₅[(Si₃Al)O₁₁]₂(OH)₂ The Glaucophane-Crossite-Riebeckite Series Na₂(Mg,Fe²⁺)₃(Al,Fe³⁺)₂(Si₄O₂₂)₂(OH)₂ Katophorite Na(Na,Ca)(Mg,Fe²⁺)₄Fe³⁺(Si₇Al)O₂₂(OH)₂ The Arfvedsonite-Eckermannite Series Na(Na₁.₅,Ca₀.₅)(Fe²⁺,Mg)₄Fe³⁺(Si₇.₅Al₀.₅)O₂₂(OH)₂ Barkevikite (Na,K)Ca₂(Fe²⁺,Mg,Fe³⁺,Mn)₅(Si₇Al )O₂₂(OH)₂ CHAPTER 6 Phyllosilicates THE CLAYS The Kaolin (Kandite) Group Al₂Si₂O₅(OH)₄ The Montmorillonite (Smectite) Group (1/2Ca,Na)₀.₆₇(Al,Mg,Fe)₄₋₆(Si.Al)₈O₂₀(OH)₄ · nH₂O The Illite Group (K,Na,H₃O)₁₋₂Al₄(Si₇₋₆Al₁₋₂)O₂₀(OH)₄ Glauconite (K,H₃O)₂(Fe³⁺,Al,Fe²⁺,Mg)₄(Si₇₋₇.₅Al₁₋₀.₅O₂₀(OH)₄ Vermiculit (Mg,Ca)[(Mg,Fe²⁺)₅(Fe³⁺,Al)](Si₅AI₃)O₂₀(OH)₄ · 8H₂O The Palygorskite-Sepiolite Series (Mg,Al,Fe³⁺)₈Si₁₂O₃₀(OH)₄(OH₂)₄ · 8H₂O THE MICA GROUP Muscovite KAl₂(Si₃Al)O₁₀(OH)₂ Biotite K₂(Mg,Fe²⁺)₆₋₅Al₀₋₁(Si₆₋₅Al₂₋₃)O₂₀(OH,F)₄ Lepidolite K₂(Li₄₋₂Al₂₋₃)(Si₈₋₆Al₀₋₂)O₂₀(OH,F)₄ Zinnwaldite K₂(Fe₁₋₂²⁺Li₂₋₃Al₂)(Si₆₋₇Al₂₋₁)O₂₀(F,OH)₄ Brittle micas Ca₂(Al.Mg)₄(Al,Si)₈O₂₀(OH)₄ THE CHLORITE GROUP The Amesite-Antigorite Series (Mg,Al)₆(Si,Al)₄O₁₀(OH)₈ The Pseudothuringite-Brunsvigite Series (Fe,Al)₆(Si,Al)₄O₁₀(OH)₈ The Klementite-Delessite Series (Mg,Fe³⁺)₆(Si,Al)₄O₁₀(OH)₈ The Thuringite-Strigovite Series (Fe²⁺,Fe³⁺)₆(Si,Al)₄O₁₀(OH)₈ OTHER PHYLLOSILICATES Serpentine Mg₃Si₂O₅(OH)₄ Talc Mg₃Si₄O₁₀(OH)₂ Pyrophyllite Al₂Si₄O₁₀(OH)₂ Stilpnomelane (K,Na,Ca)₀₋₁(Fe³⁺,Fe²⁺,Mg,Mn,Al)₂(O,OH,H₂O)₆₋₇(Fe³⁺,Fe²⁺,Mg,Mn,Al)₅₋₆(Si₈O₂₀)(OH)₄ Prehnite Ca₂Al(AlSi₃)O₁₀(OH)₂ Apophyllite KCa₄(Si₄O₁₀)₂F · 8H₂O CHAPTER 7 Tektosilicates SILICA α-Quartz SiO₂ β-Quartz SiO₂ α-Tridymite SiO₂ α-Cristobalite SiO₂ Chalcedony SiO₂ Opal SiO₂ · nH₂O NATURAL GLASSES FELDSPARS Alkali Feldspars The Sanidine-High Albite Series (K,Na)AlSi₃O₈ The Orthoclase-Low Albite Series (K,Na)AlSi₃O₈ The Microline-Low Albite Series (K,Na)AlSi₃O₈ Plagioclase Feldspars Plagioclase (NaSi,CaAl)AlSi₂O₈ Barium Feldspar The Celsian-Orthoclase Series (BaAl,KSi)AlSi₂O₈ THE FELDSPATHOID GROUP Nepheline Na₃KAl₄Si₄O₁₆ Leucite KAlSi₂O₆ The Sodalite Group Na₈Al₆Si₆O₂₄Cl₂ Cancrinite (Ca,Na)₇₋₈(AlSiO₄)₆(CO₃,SO₄,Cl)₁₋₂ · 1-5H₂O THE ZEOLITE GROUP Analcime Na(AlSi₂)O₆H₂O Natrolite Na₂(AlSi₃)O₁₀ · 2H₂O Mesolite Na₂Ca₂[(Al₂Si₃)O₁₀]₃ · 8H₂O Scolecite Ca(Al₂Si₃)O₁₀ · 3H₂O Thomsonite NaCa₂[(Al,Si)₅O₁₀]₂ · 6H₂O Gonnardite Na₂Ca[(Al,Si)₅O₁₀]₂ · 6H₂O Mordenite (Na₂,K₂,Ca)(Al₂Si₁₀)O₂₄ · 7H₂O Laumontite Ca(Al₂Si₄)O₁₂ · 4H₂O Edingtonite Ba(Al₂Si₃)O₁₀ · 4H₂O Heulandite (Ca,Na₂)(Al₂Si₇)O₁₈ · 6H₂O Stilbite (Ca,Na₂,K₂)(Al₂Si₇)O₁₈ · 7H₂O Phillipsite (Ca,K₂,Na₂)₆[(Al₃Si)₅O₁₆]₂ · 12H₂O Harmotome Ba(Al₂Si₆)O₁₆ · 6H₂O Chabazite Ca(Al₂Si₄)O₁₂ · 6H₂O Gmelinite (Na₂,Ca)(Al₂Si₄)O₁₂ · 6H₂O OTHER TEKTOSILICATES Scapolite (Ca,Na)₄[(Al,Si)₃Al₃Si₆O₂₄](Cl,CO₃) Petalite Li(AlSi₄)O₁₀ Part II Optical and physical constants of the nonopaque minerals Isotropic Minerals Uniaxial Positive Minerals Uniaxial Negative Minerals Biaxial Positive Minerals Biaxial Negative Minerals Index