ALBERT

Note: Table of Contents Preface List of Participants Foreword Introduction Education and training in remote sensing Chapter 1 Background - the physical basis of remote sensing Chapter 2 The EARTHNET data acquisition, processing and distribution faculty Chapter 3 METEOSAT, Europe's contribution to the global weather observing system Chapter 4 Remote sensing from space: review of future plans and prospects Chapter 5 Guide to the design and specification of a primary user receiving station for meteorological and oceanographic satellite data Chapter 6 The design and implementation of DIBIAS, a digital interactive image processing system Chapter 7 A low-cost image data display system for teaching use Chapter 8 Elementary ideas of optical image processing Chapter 9 Geometrical aspects of remote sensing, space cartography Chapter 10 Statistical methods: a selective tutorial survey Chapter 11 The atmospheric correction of remotely sensed data and the quantitative determination of suspended matter in marine water surface layers Chapter 12 Remote sensing of a complex surface Chapter 13 Some legal aspects of remote sensing Chapter 14 Airborne remote sensing experiments with a fluorescent tracer Chapter 15 Remote sensing of pollution Chapter 16 Studies of dust storms from satellites Chapter 17 The use of remote sensing in hydrology in Norway Chapter 18 Radio echo sounding of ice masses: principles and applications Chapter 19 Examples of applications of digital image processing of remotely sensed phenomena Chapter 20 Sea surface fronts and temperatures Chapter 21 Remote sensing of ocean waves, currents and surface winds by dekametric radar Chapter 22 The SEASAT-1 synthetic aperture radar: introduction data reception and processing Chapter 23 Microwave radiometry and applications Chapter 24 Meteorological models and climatological data sets Chapter 25 Use of satellite images and derived meteorological parameters for weather analysis and forecast Chapter 26 The use of cinematographic methods for the presentation of atmospheric motions as revealed by remote sensing techniques from satellites Notes on Field Trips FT1 A field assessment of various forms of remote sensing imagery on theTay Estuary tidal flats FT2 Notes for field work on sea truth measurement for remote sensing verification Worksheets for Laboratory Exercises WS1 Example of an exercise in aerial photograph interpretation WS2 A case study of mid-latitude frontal cyclone structure using TIROS-N upper-air and surface observations WS3 A climatological archive from meteorological satellite data - the problems involved WS4 Interpretation of aerial infrared survey data WS5 Simple spatial filtering experiments WS6 Portable LANDSAT-type radiometer and classification of a LANDSAT scene of the Dundee area WS7 Estimation of the forest area in the County of Norfolk from LANDSAT MSS images WS8 Classification and temporal variation in Wessex using LANDSAT MSS images WS9 Mapping of the Abertay Sands using LANDSAT MSS digital data WS 10 Estimation of snow cover in the Scottish highlands from LANDSAT imagery WS 11 Snow cover determination from TIROS-N and NOAA-6 AVHRR data Index

Note: CONTENTS Abstract Preface Introduction Research setting Objectives Materials, mixture designs, and tests Materials Mixture design tests Brazil test Resilient modulus test Data analysis Marshall tests Asphalt grade Compactive effort Aggregate type Data analysis Brazil tests Indirect tensile strength Tensile strain Vertical deformation Summary of Brazil test results Data analysis-resilIient modulus. Comparison of mixture susceptibility to temperature cracking General asphalt concrete stiffness Thermal cracking. Influence of asphalt cement properties Summary Comparison of mixture susceptibility to traftic-load-associated distress Stress/strain analysis Fatigue damage analysis Rutting analysis Strength correlations Marshall stability and indirect tensile strength Indirect tensile strength and resilient modulus Summary Summary and conclusions Recapitulation of investigations Summary of results Conclusions Literature cited Appendix A: Asphalt adggregate mixture properties by Marshall method Appendix B: Equations for calculating specimen properties from Brazil tests Appendix C: Calculated displacements, strains and stresses

Note: CONTENTS Abstract Preface Introduction Data sources and literature review Canada Alaska Data tabulation Station selection Description of tabulated data Station location and ice measurement site descriptions Review of previous studies on maximum ice in North America Maximum ice thickness maps Date of maximum ice Plotting of the ice decay curves General procedures Categories of water bodies Ice decay at sea ice locations Envelope curves Average curves Snow-ice formation Ice decay at lake ice locations Average curves Regional variations and similarities Ice decay at river ice locations Variations in ice thickness Rapid ice clearance Comparison between Alaskan and Canadian river ice decay curves Incremental extraction of ice decay data for analysis purposes Selection of ice decay intervals Preliminary evaluation of the methodology Further considerations of the methodology Relationships between ice decay and thawing air temperatures Average daily vs maximum daily air temperature 10-day increments vs accumulated values Total years vs year-to-year analysis Evaluation of use of 0°C as a base Final format of the relationship between ice decay and ATDD Evaluation of the final form Possible causes for variations in slope values Decreasing sea ice thickness and thawing air temperatures Factors affecting sea ice decay Relationship between ATDD and sea ice decay Influence of solar radiation and wind on sea ice decay Literature cited Selected bibliography Appendix A. Ice thickness measurements and other related (or associated) observations for stations in Canada and Alaska Appendix B. Maps of least and greatest ice thickness observed at the time of maximum growth, and average date of occurrence Appendix C. Annual ice decay curves for stations in Canada and Alaska

Note: CONTENTS Abstract Preface Summary Objectives Conclusions Introduction Background Previous cooperative investigations Project rationale and coordination Approach Landsat imagery Interpretation techniques Part I. Use of Landsat imagery in mapping the drainage network, lakes, glaciers and snowfields (Lawrence W. Gatto) Objective Methods Results Conclusions Part II. Use of Landsat imagery in mapping and evaluating geologiclineaments and possible faults (Carolyn J. Merry) Objective Geologic structure Methods Results Conclusions Part Ill. Use of Landsat imagery in mapping surficial materials Section A. Landsat mapping (Harlan L. McKim) Objective Methods Results Section B. Field evaluation (Daniel E. Lawson) Objectives Methods Results Discussion Section C. Conclusions (Daniel E. Lawson and Harlan L. McKim) Literature cited Glossary

Note: CONTENTS Abstract Preface Introduction Literature review Experimental design Climate Results and discussion Nutrient sources Mulches Soil fertility Cost analysis Summary and conclusions Literature cited

Note: CONTENTS Abstract Preface Nomenclature Introduction Zero superheat Constant phase change rate Zero sensible heat Finite sensible heat Finite superheat Quasi-steady solution Heat balance integral solution Approximate methods Conclusions Literature cited

Note: CONTENTS Abstract Preface Conversion factors Introduction STARMET Test description Test results PLANEWAVE II Test description Test results DATEX II Test description Test results HANDEC II Test description Test results ROCKTEST II Test description Test results Summary and discussion Literature cited

Note: CONTENTS Preface Conversion factors Introduction Estimates and field measurements of ice forces on structures General Indirect estimates Direct measurements Small-scale and laboratory studies Instrumentation plan for measuring ice loads on the Yukon River Bridge Load cell development The single reaction beam system Performance of a single reaction beam load cell The double reation beam load cell Reaction beam design Stress in the beam Deflection Axial tensile stress in the reaction beam Measurement techniques Conclusions Literature cited Appendix A. Finding load magnitude and location with a single reaction beam device Appendix B. Finding load magnitude and location on a double reaction beam device

Note: CONTENTS Abstract Preface List of symbols Introduction Experimental apparatus Experimental procedures Analysis of forces Experimental results Analysis of data Conclusions Literature cited

Note: CONTENTS Abstract Preface List of symbols Introduction Anisotropy and sea ice macrostructure Anisotropy and sea ice microstructure A theory of anisotropic radar return from sea ice Anisotropic electric flux penetration into brine layers Implications of normal exclusion, tangential penetration, and brine layer geometry for dielectric behavior of sea ice Modeling of electromagnetic reflection from a stratified, anisotropic, inhomogeneous lossy medium Calculation of mixture complex dielectric constants Calculation of interfacial power reflection coefficients Calculation of bulk power reflection coefficients Calculation of attenuated power reflection coefficients Beam spread Results Anisotropic bottom reflections Anisotropic complex dielectric constants Sensitivity of parameters Internal reflection: the bumps Discussion Conclusions Literature cited

Note: CONTENTS Abstract Preface Introduction One-dimensional equations of simultaneous heat and moisture flux Moisture transport Heat transport Phase change Coupling effects Frost heave algorithm Development of computer model Finite difference vs finite element method Finite element formulation Time domain solution Evaluation of the mathematical model Heat flux Moisture flux Numerical dispersion Frost heave of homogeneous laboratory samples Conclusions Recommended studies to refine the model Literature cited Appendix A. Work plan, staffing and instrumentation requirements for correlating results oflaboratory frost susceptibility tests with field performance Appendix B. Proposed investigation of thaw weakening of subgrade soil and granular unboundbase course Appendix C. Derivation of finite element system matrices

Note: CONTENTS Abstract Preface Introduction Field program Results and discussion Conclusions Literature cited Appendix: Data analysis procedures

Note: CONTENTS Abstract Preface Nomenclature Introduction Velocity problem Heat and mass transfer problem - A single drop Heat and mass transfer - A system of drops Literature cited Appendix A: FORTRAN IV program to calculate final drop temperature, air temperatureand humidity

Note: CONTENTS Abstract Preface Summary Introduction Chapter 1. The road and its environment Introduction General physiography Regional climate Surficial and bedrock geology Permafrost and ground ice General biota Vegetation Floristic survey Vegetation mapping Soils and mapping Chapter 2. Roadbed performance and associated investigations Roadbed investigations Roadbed performance Performance of drainage features Performance of sideslopes Conclusions from road, drainage and sideslope performance studies Fuel gas line construction Chapter 3. Distribution and properties of road dust along the northern portion of the Haul Road Introduction Methods Results of wind direction and velocity measurements Dust load and distribution Particle size analyses of dust Chemical composition properties of dust and related samples Soil cation composition Dust impacts on vegetation Discussion and conclusions Chapter 4. Revegetation and restoration investigations Introduction Revegetation approaches Alyeska erosion control and revegetation program Weeds and weedy plants Performance of revegetation Alyeska willow cutting program CRREL restoration experiments Conclusions Revegetation recommendations General report recommendations Literature cited Appendix A: General environmental guidelines applicable to subarctic and arctic road construction Appendix B: University-based studies along the Yukon River-Prudhoe Bay Haul Road Appendix C: CRREL maps of Haul Road showing locations of all study Sites Appendix D: Additional Haul Road cross-sectional profiles Appendix E: Clay mineralogy of road-related materials Appendix F: List of reports in the Joint State/Federal Fish and Wildlife Ad­visory Team series

Note: CONTENTS Abstract Preface Introduction History of snow and ice roads Classification of snow and ice roads Snow pads used by Alyeska during the winter of 1975-1976 The Globe Creek snow pad The Toolik snow pad The gasline snow pad Summary and conclusions Literature cited

Note: CONTENTS Introduction Literature review Objectives Materials and methods Results Observations Distribution and environmental tolerances Discussion Morphology Distribution Habitat Summary Conclusions Recommendations for future work Literature cited Appendix A Type descriptions of Acanthoecidae collected from the Weddell Sea

Note: CONTENTS Abstract Preface Conversion factors Introduction Field measurement and analysis of transient heat flow A closer look at handling the constraints Random change Step change Ramp change Application of theory Literature cited Appendix A. Percentage error from a step input Appendix B. Time constraints of sample walls Appendix C. Percentage error from a ramp input Appendix D. Percentage error from a sinusoidal input Appendix E. Percentage error programs for a Hewlett-Packard HP-25 calculator Appendix F. Experimental determination of time constants Appendix G. Derivation of time constant formula for multiple layers

Note: Contents Abstract Preface lntroduction Experimental Sample preparation Testing procedure Results General features Commercial Ice Notched commercial ice Sanded commercial ice Pure ice Single crystal ice Snow-ice Colloidal alumina-dispersed ice Colloidal silica.dispersed ice NH4F doped ice HF doped ice Discussion Literature cited

Note: CONTENTS Abstract Preface Metric conversion table Introduction Roughness and friction measurements Level plate ice performance Brash ice performance Ramming icebreaking performance Analysis of the data Propulsion efficiency in ice Regression analysis Conclusions and recommendations Literature cited

Note: CONTENTS Abstract Preface Conversion factors Introduction Description of school Roof problems Snow infiltration leaks Valley leaks Intersection leaks Condensation leaks Tests to verify the cause of condensation leaks Eliminating the condensation leaks Recommendations for eliminating condensation leaks Repairing existing roof An alternative roof cladding The "cold roof" alternative Repairs and modifications Summary and conclusions

Note: CONTENTS Abstract Preface Metric conversion factors Introduction Physical setting Hydrology Climate Bathymetry PhysIcal oceanography Wind effects on circulatIon Previous investigations Approach Imagery analyzed Wind and tidal data Results Suspended sediment patterns Ice distribution Generaltzed surface circulation Conclusions Literature cited Appendix A. Keys to Figures 2, 3 and 4 Appendix B. Observations made from usable Landsat Imagery Appendix C. Selected landsat images used to make observations and interpretations of surface water patterns and ice distribution

Note: CONTENTS Abstract Preface Nomenclature Introduction Modes of heat transmission History and state of the art Technical aspects of heat transmission systems Heat sources Space heating loads Thermal energy storage Fluid dynamics considerations Pump drivers Buried piping systems Economic aspects of heat transmission systems Capital costs Operation and maintenance costs Problem formulation Criteria for the optimum solution The objective function Problem solution The response surface Methods of solution Sample results, conclusions and suggestions for future work Results from model calculations Conclusions and suggestions for future work Literature cited Appendix A: Computer program listing

Note: CONTENTS Abstract Preface Nomenclature Conversion factors Introduction Collocation method Neumann problem Specified surface heat flux Convective surface heat flux Insulated semi-infinite body Conclusion Literature cited Appendix A: Program listing for numerical quadrature of equation 28

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