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low angle view of basalt rocks background in autumn day.
Marble mining plant at the east of the island. White stone in blocks and gravel. Seaside of the Thracian sea. Porto Vathy, island Thassos (Thasos), Greece.
A doctor is preparing the medicine for the patient
Vitamins for the heart, for children, taylets are scattered on the table. Red food additive, capsule, a heart form. A healthy lifestyle, prevention of diseases. High quality photo
Ancient stone jungle like an alien world
Marble quarry in the mountains of Carrara, Italy. These mountains are the origin of the so called \
columnar basalt rock, Cape Stolbchaty on Kunashir Island, in the foreground bases of lava basalt columns form a kind of pavement
Dried raisin grape fruit sultanas in Istanbul turkey
Rock formations on Oahu coast
Tawila village in mountains of Yemen
pyrrhotite iron sulfide rare earth mineral
Rhyolite is a type of extrusive igneous rock characterised by its light color, high silica content, and fine-grained texture. It forms from the rapid cooling of magma on the Earth's surface and is often associated with volcanic eruptions. Rhyolite is rich in silica (SiO₂), typically containing more than 70% silica. It is composed mainly of quartz and feldspar, with minerals like biotite, hornblende, and pumice often present.
Algarve rocks formation, amazing destination in Portugal and  all seasons attraction for many tourists in entire world. Nature background.
Aerial view of Aktepe in local sunlight
Ecosystem restoration. Reforestation in former open pit mine area in Cyprus, aerial view
Artificial intelligence human brain made with wires.
macro shooting of natural mineral stone - piece of Lizardite (Serpentine) gemstone isolated on white background
Palace, Turkish culture, Turkey, Ishak Pasha Palace, Anatolia
Layers of orange rock exposed in stone pillar
Hetch Hetchy Valley is a glacial valley in Yosemite National Park in California. It is  flooded by O'Shaughnessy Dam, forming the Hetch Hetchy Reservoir. The Tuolumne River fills the reservoir. Yosemite National Park, California. Waterfalls and lake.
Outlook over the Kuiseb pass viewpoint in Namibia, an area that strongly resembles a lunar landscape.
glaucophane schist mineral sample under light microscopy
Micrograph of a moss leaf, Dicranum, with elongated cells, and an elongated midrib (costa) that may be the water conducting cells of the leaf, with polarization at 100x.
Rocky dry volcanic landscape in Santorini, Greece. No greenery, just dirt and rocks.
Agat Texture Background, Polished Gemstone Surface Pattern, Glittering Crystals, Yellow-Green Gem Mockup, Banner, Raw Agat Mineral Banner, Copy Space
Desert Landscape in Middle East. Surreal view of remote location during the day.
macro shooting of specimen natural rock - Gabbro (basalt) mineral stone isolated on white background
Cliff dwellings near Flagstaff, Arizona.
The Unakite is a metamorphic rock roses and green with white veins, a type of granite composed of quartz (white or colorless), orthoclase pink and green epidote. Named after the site of Unaka (North Carolina), where it was discovered.
Matterhorn near Zermatt, Valais
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US_Navy_050412-N-7027P-115_U.S._Public_Health_Services_Capt._Marc_S._Traeger,_left,_reviews_medical_care_charts_with_the_head_of_Mars_Hospital_Nias,_Doctor_Yulianus_Mendofa.jpg
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Donald_Berwick_CMS_Administrator.jpg
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US_Navy_070812-N-6081J-244_Utilitiesman_2nd_Class_Charlie_King_(right)_and_Coast_Guard_Health_Services_Technician_2nd_Class_Andrew_Schultz_repair_a_basketball_goal_at_the_Jose_Olaya_School_in_Trujillo.jpg
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Kevin_Dawson,_a_rural_health_nurse,_and_Lissette_Recinos,_a_public_health_nurse,_conduct_a_subject_matter_expert_exchange_on_advanced_cardiac_life_support_with_U.S._Navy_Lt._Cmdr._Suzanne_Maldarelli,_a_medical_140627-N-XQ474-063.jpg
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U.S._and_Guatemalan_service_members,_Ministry_of_Education_teachers_and_Ministry_of_Health_doctors_and_nurses_tend_to_Guatemalan_patients_at_a_medical_civic_action_project_(MEDCAP)_in_Puerto_Barrios,_Guatemala_140823-N-QY430-549.jpg
U.S._and_Guatemalan_service_members,_Ministry_of_Education_teachers_and_Ministry_of_Health_doctors_and_nurses_tend_to_Guatemalan_patients_at_a_medical_civic_action_project_(MEDCAP)_in_Puerto_Barrios,_Guatemala_140823-N-QY430-081.jpg
U.S._and_Guatemalan_service_members,_Ministry_of_Education_teachers_and_Ministry_of_Health_doctors_and_nurses_tend_to_Guatemalan_patients_at_a_medical_civic_action_project_(MEDCAP)_in_Puerto_Barrios,_Guatemala_140823-N-QY430-229.jpg
U.S._and_Guatemalan_service_members,_Ministry_of_Education_teachers_and_Ministry_of_Health_doctors_and_nurses_tend_to_Guatemalan_patients_at_a_medical_civic_action_project_(MEDCAP)_in_Puerto_Barrios,_Guatemala_140823-N-QY430-543.jpg
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