Tufa Stone

Cappadocian Tufa House in Nevsehir Concrete Lobby in inside a ribbed concrete lobby in Nevşehir

Cappadocian Tufa House in Nevsehir Concrete Lobby

Sony NEX-7 · inside a ribbed concrete lobby in Nevşehir

 Steel Texture Under Loupe Turquoise Paint in against weathered turquoise paint in Peterborough

Steel Texture Under Loupe Turquoise Paint

Canon EOS R1 · against weathered turquoise paint in Peterborough

 Turquoise Stone Copper Veins Giza Metal in across a rain-beaded metal surface in Giza

Turquoise Stone Copper Veins Giza Metal

Kiev 88 · across a rain-beaded metal surface in Giza

 Graphite Crystal Structure Macro Pencil Tip in against weathered turquoise paint in Southampton

Graphite Crystal Structure Macro Pencil Tip

Canon EOS R6 Mark III · against weathered turquoise paint in Southampton

 Twilight Candlelight Bark Texture Museum Touba in on a museum plinth in Touba

Twilight Candlelight Bark Texture Museum Touba

Samsung Galaxy S22 Ultra · on a museum plinth in Touba

 Fossilized Reef Silhouette in Desert Canyon in beside a reef crevice under clear water near Cairns

Fossilized Reef Silhouette in Desert Canyon

Canon EOS 7D Mark II · beside a reef crevice under clear water near Cairns

 Raw Turquoise Chunk on Edfu Cafe Table in on a cafe table by a window in Edfu

Raw Turquoise Chunk on Edfu Cafe Table

Nikon D700 · on a cafe table by a window in Edfu

 Woman Grinding Corn on Stone Metate in Tijuana in in the old quarter in Tijuana

Woman Grinding Corn on Stone Metate in Tijuana

Nikon D780 · in the old quarter in Tijuana

 Turquoise Stone with Copper Veins on Salt Crystals in on salt crystals along a pan rim in Addis Ababa

Turquoise Stone with Copper Veins on Salt Crystals

Sony a7S II · on salt crystals along a pan rim in Addis Ababa

 Turquoise Stone in Candlelight on Alicante Workbench in on a wooden workbench near Alicante

Turquoise Stone in Candlelight on Alicante Workbench

Leica M10 · on a wooden workbench near Alicante

 Copper Toned Alluvial Fan Near Tucson Before Dusk in near Tucson

Copper Toned Alluvial Fan Near Tucson Before Dusk

Samsung Galaxy S22 Ultra · near Tucson

 Turquoise Stone with Copper Veins in against weathered turquoise paint in Trabzon

Turquoise Stone with Copper Veins

iPhone 13 Pro Max · against weathered turquoise paint in Trabzon

 Graphite Crystal Macro on Weathered Turquoise Paint in against weathered turquoise paint in Trelew

Graphite Crystal Macro on Weathered Turquoise Paint

Zorki 4 · against weathered turquoise paint in Trelew

 Turquoise Stone Copper Veins Frost Window in along a frost-edged windowpane in Ouagadougou

Turquoise Stone Copper Veins Frost Window

Sony Alpha 900 · along a frost-edged windowpane in Ouagadougou

 Turquoise Cenote Stalactites Winter Evening in along a kelp-fringed shelf near Bo-Kaap, Cape Town

Turquoise Cenote Stalactites Winter Evening

Hasselblad 907X · along a kelp-fringed shelf near Bo-Kaap, Cape Town

 Cappadocian Cave House Stair Hall Twilight in inside a tiled stair hall near Nevşehir

Cappadocian Cave House Stair Hall Twilight

Nikon F4 · inside a tiled stair hall near Nevşehir

 Raw Turquoise Stone on Velvet Chair in on a velvet chair in Chiang Mai

Raw Turquoise Stone on Velvet Chair

Sony Xperia 1 VI · on a velvet chair in Chiang Mai

 Sandstone Grain Against Turquoise Paint Detail in against weathered turquoise paint in Shah Faisal Town

Sandstone Grain Against Turquoise Paint Detail

Nikon FG-20 · against weathered turquoise paint in Shah Faisal Town

 Carved Stone Doorway on Dusty Library Table in on a dusty library table near Cabo San Lucas

Carved Stone Doorway on Dusty Library Table

Olympus OM-D E-M1 · on a dusty library table near Cabo San Lucas

 Snowflake Crystal on Turquoise Mitten in Juba in against weathered turquoise paint in Juba

Snowflake Crystal on Turquoise Mitten in Juba

Sony Alpha 33 · against weathered turquoise paint in Juba

 Lichen Fruit Body on Turquoise Tombstone Edge in against weathered turquoise paint in Isfahan

Lichen Fruit Body on Turquoise Tombstone Edge

Nikon F3 · against weathered turquoise paint in Isfahan

 Turquoise Cenote Light with Stalactites Underwater in along a kelp-fringed shelf near Havana

Turquoise Cenote Light with Stalactites Underwater

iPhone 13 Pro · along a kelp-fringed shelf near Havana

 Cappadocian Cave House in Nevşehir Lobby in inside a ribbed concrete lobby in Nevşehir

Cappadocian Cave House in Nevşehir Lobby

Fujifilm GFX100S · inside a ribbed concrete lobby in Nevşehir

 Copper Light Beams Over Marrakech Foothills in from a ridge above layered foothills near Marrakech

Copper Light Beams Over Marrakech Foothills

Leica M4 · from a ridge above layered foothills near Marrakech

 Copper Light in Slot Canyon Shoreline Kasbah in along a wave-cut shoreline near Kasbah, Marrakech

Copper Light in Slot Canyon Shoreline Kasbah

Lubitel 166 universal · along a wave-cut shoreline near Kasbah, Marrakech

 Cappadocian Fairy Chimney Cave Dwelling After Rain in across a floodplain after rain in Turkey

Cappadocian Fairy Chimney Cave Dwelling After Rain

Canon EOS 550D · across a floodplain after rain in Turkey

 Sandstone Grain Texture Detail Chililabombwe Macro in against weathered turquoise paint in Chililabombwe

Sandstone Grain Texture Detail Chililabombwe Macro

Sony a6000 · against weathered turquoise paint in Chililabombwe

 Leather Chisels on Stone Bench Pier Twilight in on a pier railing near Zapopan

Leather Chisels on Stone Bench Pier Twilight

iPhone 13 mini · on a pier railing near Zapopan

 Turquoise Cenote Stalactites Japan Late Summer in above a seagrass meadow in Japan

Turquoise Cenote Stalactites Japan Late Summer

4x5 RB Auto Graflex · above a seagrass meadow in Japan

 Amethyst Geode Slice on Turquoise Wall Brazzaville in against weathered turquoise paint in Brazzaville

Amethyst Geode Slice on Turquoise Wall Brazzaville

Canon EOS-1D · against weathered turquoise paint in Brazzaville

 Cappadocian Cave House Atrium at Sunset in inside a vaulted atrium near Nevşehir

Cappadocian Cave House Atrium at Sunset

Samsung Galaxy S23 Ultra · inside a vaulted atrium near Nevşehir

 Turquoise Stone Copper Veins Moss Sunset Hiroshima in on dew-soaked moss in Hiroshima

Turquoise Stone Copper Veins Moss Sunset Hiroshima

iPhone XS Max · on dew-soaked moss in Hiroshima

 Walnut Shell Cross Section Grain Macro in against weathered turquoise paint in Kenitra

Walnut Shell Cross Section Grain Macro

Hasselblad X2D II 100C · against weathered turquoise paint in Kenitra

 Stonecarver Chisel on Marble Block in on a painted display ledge in Los Teques

Stonecarver Chisel on Marble Block

Sony Xperia 1 VI · on a painted display ledge in Los Teques

 Violet Geode Crystal Cross Section Turquoise Wall in against weathered turquoise paint in Guiyang

Violet Geode Crystal Cross Section Turquoise Wall

Samsung Galaxy S9+ · against weathered turquoise paint in Guiyang

 Cave House Inside Cappadocian Concrete Lobby in inside a ribbed concrete lobby in Nevşehir

Cave House Inside Cappadocian Concrete Lobby

Samsung Galaxy S23 · inside a ribbed concrete lobby in Nevşehir

 Fossilized Coral Reef in Desert Canyon Light in beside a volcanic reef overhang near Cebu

Fossilized Coral Reef in Desert Canyon Light

Sony ZV-1 · beside a volcanic reef overhang near Cebu

 Twilight Underwater Stalactites With Kelp Fringe in along a kelp-fringed shelf near Fukuoka

Twilight Underwater Stalactites With Kelp Fringe

Canon EOS R50 V · along a kelp-fringed shelf near Fukuoka

 Sandstone Grain Texture Detail Kandahar Turquoise in against weathered turquoise paint in Kandahar

Sandstone Grain Texture Detail Kandahar Turquoise

Mamiya RZ67 · against weathered turquoise paint in Kandahar

 Tunisian Alluvial Fan at Golden Hour Sunset in in Tunisia

Tunisian Alluvial Fan at Golden Hour Sunset

Sony a6700 · in Tunisia