Alphabetical Listing for L

• Lakshman SVJ, Reddy BJ (1970) Optical absorption spectrum of iron in beryl. Spectrochim Acta 26A:2230-2234
• Lakshman SVJ, Reddy BJ (1973a) Optical absorption spectrum of Ni2+ in garnierite. Proc Indian Acad Sci 77A:269-279
• Lakshman SVJ, Reddy BJ (1973b) Optical absorption spectrum of Cu2+ in chalcanthite and malachite. Canadian Mineral 12:207-210
• Lakshman SVJ, Reddy BJ (1973c) Optical absorption spectrum of Mn2+ in rhodonite. Physica 66:601-610.
• Langer K, Abu-Eid RM, Anastasiov P (1976) Absorptionsspektren synthetischer Piemontite in den Bereichen 43000-11000 cm-1 (2.5-40 m.). Z. Kristallogr 144:434-436
• Langer K, Abu-Eid RM (1977) Measurement of the polarized absorption spectra of synthetic transition metal-bearing silicate microcrystals in the spectral range 44,000-4,000 cm-1. Phys Chem Minerals 1:273-299
• Langer K, Frentrup KR (1979) Automated microscope-absorption-spectrophotometry of rock forming minerals in the range 4000 - 5000 cm-1 (250 - 2000 nm). J Microscopy 116:311-320
• Langer K, Smith G, Hålenius U (1982) Reassignment of the absorption spectrum of purple yoderite. Phys Chem Minerals 8:143-145
• Langer K, Lattard D (1984) Mn3+ in garnets II. Optical absorption spectra of blythite-bearing, synthetic calderites, Mn32+(Fe3+,Mn3+)2[SiO4]3. N Jb Mineral Abh 149:129-141
• Langer K, Hålenius E, Fransolet AM (1984) Blue andalusite from Ottré, Venn-Stavelot Massif, Belgium: A new example of intervalence charge-transfer in the aluminum silicate polymorphs. Bull Minéral 107:587-596
• Langer K (1988) UV to NIR spectra of silicate minerals obtained by microscope spectrometry and their use in mineral thermodynamics and kinetics. In: Salje EKH(ed.) Physical Properties and Thermodynamic Behaviour of Minerals, 639-685. D. Reidel Pub. Co.
• Langer K (1990) High pressure spectroscopy. In: Monttana A, Burragato F (eds.) Absorption Spectroscopy in Mineralogy, p 228-284. Elsevier.
• Langer K, Taran MN, Platonov AN (1997) Compression modui of Cr3+-centered octahedra in a variety of oxygen-based rock-forming minerals. Phys Chem Minerals 24:109-114
• Langer K, Robarick E, Sobolev NV, Shatsky VS, Wang W (1993) Single-crystal spectra of garnets from diamondiferous high-pressure metamorphic rocks from Kazakhstan: indications for OH-, H2O, and FeTi charge transfer. Eur J Mineral 5:1091-1100
• Langer K, Platonov AN, Matsuk SS, Andrut M (1994) Electronic spectra of chromium-bearing sapphirine. Phys Chem Minerals 21:29-35
• Langer K, Taran MN, Platonov AN (1997) Compression of modulii of Cr3+-centered octahedra in a variety of oxygen-based rock-rofming minerals. Phys Chem Mineral 24:109-114
• Langer K, Khomenko VM (1999) The influence of crystal field stabilization energy on Fe2+ partitioning in paragenetic minerals. Contrib Mineral Petrol 137:220-231
• Langer K, Platonov AN, Matsuk SS, Wilder M (2002) The crystal chemistry of the humite minerals: Fe2+-Ti4+ charge transfer and structural allocation of Ti4+ in chondrodite and clinohumite. Eur J Mineral 14:1027-1032
• Langer K, Tillmanns E, Kersten M, Almen H, Arni RK (2002) The crystal chemistry of Mn3+ in the clino- and orthozoisite structure types, Ca2M33+[OH|O|SiO4|Si2O7]: A structural and spectroscopic study of some natural piemontites and “thulites” and their synthetic equivalents. Z Kristallogr 217:563-580
• Langer K, Platonov AN, Matsyuk SS (2004) Local mean chromium-oxygen distances in Cr3+-centered octahedra of natural grossular-uvarovite garnet solid solutions from electronic absorption spectra. Phys Chem Minerals 31:650-657
• Lehmann G (1969) Zur Farbe von Rosenquarz. N Jb Mineral Mon 1969:222-225
• Lehmann G, Harder H (1970) Optical spectra of di- and trivalent iron in corundum. Amer Mineral 55:98-105
• Lehmann G (1971) On the optical spectra of di- and trivalent iron in corundum: A reply. Amer Mineral 56:349-350
• Lehmann G, Bambauer HU (1973) Quartz crystals and their colors. Angewandte Chem Int'l 12:283-291
• Lehmann G (1978) Farben von Mineralen und ihre Ursachen. Fortschr Mineral 56:172-252
• Lenaz D, Skogby H, Princivalle F, Hålenius U (2004) Structural changes and valence distribution in the MgCr2O4-FeCr2O4 solid solution series. Phys Chem Minerals 31:633-642
• Lenaz D, Skogby H, Princivalle F, Hålenius U (2004) The MgCr2O4-FeCr2O4 solid solution series: Effects of octahedral Fe3+ on T-O bond lengths. Phys Chem Minerals 33:465-474
• Lin C (1981) Optical absorption spectra of Fe2+ and Fe3+ in garnets. Bull Minéral 104:218-222
• Liu C, Zhu H (1985) Optical absorption spectrum of helvite. Acta Mineral Sinica 5:115-120 (in Chinese)
• Lind T, Bank H (1997) Effect of ligand metal charge transfer and intravalence charge transfer bands on the colour of grossular garnet. N Jb Mineral Mh 1997:1-14
• Liu J, Hu B, Zhang D, Yao X, Mao Z (1992) Absorption spectra, ESR and impurity location for Shandong sapphire. Wuji Cailiao Xuebao 7:366-9 (in Chinese)
• Liu Y, Shigley JE, Fritsch E, Hemphill S (1995) Relationship between the crystallographic orientation and the ‘alexandrite effect’ in synthetic alexandrite. Mineral Mag 59:111-114
• Litsarev MA, Platonov AN, Taran MN, Polshin EV (1980) A violet spinel from South-Western Pamir. In: Gems and Coloured Stones. Moscow, Nauka, 211-220 (in Russian)
• Litvin MA, Taran MN, Platonov AN (1984) Optical absorption spectra and colour of natural chromium-bearing amphiboles. Geological Jourrnal 6:93-99 (in Russian)
• Litvin MA, Platonov AN (1984) Use of optical absorption spectra for refinement of iron ion distribution patterns in holmquistites. Mineralogicheskii Sbornik (Lvov) 38:27-32 (in Russian)
• Litvin MA, Platonov AN, Shcherbakov IB (1985) Colorimetric parameters of hornblendes as indicators of facies affiliations of metamorphic rock in the Rosin-Tikichian region of Ukrainian Shield. Geologicheskii Zhurnal 45:66-73 (in Russian)
• Litvin MA, Platonov AN, Khomenko VM (1986) Effect of titanium isomorphic impurity on the color and pleochroism of hornblende. Mineralogicheskii Sbornik (Lvov) 40:30-6 (in Russian)
• Litvin MA (1989) Use of colorimetric characteristics of hornblendes for establishing the pressure-temperature conditions of metamorphism. Geologicheskii Zhurnal 1989:125-9 (in Russian)
• Litvin MA, Platonov AN, Khomenko VM (1992) Optical Spectra and Color of rock-forming amphiboles. 182 pp. Publisher: Naukova Dumka, Kiev, Ukraine (in Russian)
• Loeffler BM, Burns RG, Tossell JA (1975) Metal-metal charge transfer transitions: interpretation of visible-region spectra of the moon and lunar materials. Proc. Lunar Sci. Conf. 6th, 2663-2672
• Loeffler BM, Burns RG (1976) Shedding light on the color of gems and minerals. Amer Scientist 64:636-647