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Lausenite: Fe+++2(SO4)3·6(H2O)
Comments: Pale tan crystalline powdery aggregate of lausenite. Location: United Verde Mine, Jerome, Yavapai County, Arizona, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Lautarite: Ca(IO3)2
Comments: Sealed specimen jar with lautarite with nitratine.. Location: Atacama Desert, Chile. Scale: 3 cm Tall. © Adam Larson
Lautite: CuAsS
Comments: Metallic dark gray Lautite aggregate. Location: Rudolph Shaft, Lauta, Marienberg District, Erzgebirge, Saxony, Germany. Scale: Specimen size 3 cm. © Thomas Witzke / Abraxas-Verlag
Lavendulan: NaCaCu5(AsO4)4Cl·5(H2O)
Comments: Bright blue crystals of Lavendulan crystals. Location: Gold Hill mine, Deep Creek Mountains, Tooele County, Utah, USA. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Lavenite: (Na,Ca)2(Mn,Fe++)(Zr,Ti,Nb)Si2O7(O,OH,F)
Comments: Orange crystalline lavenite grains in pegmatite. Location: Mount Takhtarvumchorr, Khibiny Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Lavrentievite: Hg3S2(Cl,Br)2
Comments: Yellow - brown lavrentievite with red cinnabar crystals in matrix. Location: Kadyrel'skoye Deposit, Tuva, Siberia, Russia. Scale: Not Given. © Diederik Visser
Lawrencite: (Fe++,Ni)Cl2
Comments: Capillary tube of lawrencite solution with opaque oxidized precipitates, derived from hydroscopically absorbing water from the air by solid lawrencite, collected from an oozing meteorite. Location: Nantan meteorites (Nandan meteorites), Lihu - Yaochai area, Nandan Co., Hechi Prefecture, Guangxi Zhuang Autonomous Region, China. Scale: Tube Width 0.25 mm. © Jeff Weissman / Photographic Guide to Mineral Species
Lawsonbauerite: (Mn,Mg)9Zn4(SO4)2(OH)22·8(H2O)
Comments: Brown, bladed coating of lawsonbauerite crystals on white calcite. Location: Sterling Hill, Ogdensburg, Sussex Co., New Jersey, USA. Scale: Specimen Size 8 x 7 x 4 cm. © Rob Lavinsky
Lawsonite: CaAl2Si2O7(OH)2·(H2O)
Comments: Glaucophane schist with a heavy druse of lawsonite crystals. Location: Reed Station, Tiburon, Marin County, California, USA. Scale: Crystal size 7 mm. © John Veevaert
Lazarenkoite: CaFe++As+++3O7·3(H2O)
Comments: Orange, fibrous lazarenkoite in a vug. Location: Khovu-Asky Ni-Co Deposit, Tuva Republic, Eastern-Siberian Region, Russia. Scale: Picture size 2 mm. © Thomas Witzke / Abraxas-Verlag