Calcium Collection (page 5)

Aerial view of the travertine rocks and pools, Pamukkale (ancient Hierapolis), Turkey

Sarcophagus embedded in white travertine rocks of Pamukkale (ancient Hierapolis), Turkey

Travertine rocks and ponds, Pamukkale (ancient Hierapolis), Turkey

Travertine rocks, ponds, and ancient ruins, Pamukkale (ancient Hierapolis), Turkey

Travertine rocks, Pamukkale (ancient Hierapolis), Turkey

CONEY ISLAND, 1878. Scenes from a summer day at Coney Island, Brooklyn, New York. Wood engravings after W. A
CONEY ISLAND, 1878. Scenes from a summer day at Coney Island, Brooklyn, New York. Wood engravings after W.A. Rogers, 1878

Conch shells

Cockle shell, SEM
Cockle shell. Coloured scanning electron micrograph (SEM) of the shell of a cockle, a bivalve mollusc. Bivalve molluscs are so-called because they have symmetrical two-part shells joined by a hinge

Snail shell, SEM
Snail shell. Coloured scanning electron micrograph (SEM) of a snails shell (order Pulmonata). The shell is composed of calcium salts secreted by the snail, and provides shelter and protection

Woman with a glass of milk
MODEL RELEASED. Drink of milk. Woman drinking a glass of milk. Milk is an important part of the diet as it is an excellent source of calcium, which helps build strong bones and teeth

Elderly woman drinking milk
MODEL RELEASED. Elderly woman drinking milk. Milk is a good source of protein, calcium and vitamin C

Bone, SEM
Spongy bone. Coloured scanning electron micrograph (SEM) of freeze-fractured spongy bone tissue. It shows the matrix of collagen and calcium crystals that form the structure of bone tissue

Space shuttle exercise. Astronaut Robert D. Cabana (mission commander) working out using an exercise bike on the Space Shuttle Endeavour while in Earth orbit

Calcium channel blocker effect, artwork
Calcium channel blocker effect. Conceptual computer artwork of calcium ions (orange) controlling blood flow through the blood vessels (springs) of a human heart

Bone trabeculae, artwork. The trabeculae are the bars of bone forming a honeycombed hollow network. This is the structure of spongy bone, the inner layer of a bone

Angina treatment: calcium antagonist mechanism
Angina treatment by calcium channel blockers. Artwork showing a calcium antagonist drug blocking membrane calcium channels in smooth muscle

Staghorn kidney stone, X-ray
Staghorn kidney stone. Coloured X-ray of the abdomen of a patient with a large staghorn stone (white, upper left) in the right kidney

Calcified shoulder joint, X-ray
Calcified shoulder joint. Coloured X-ray of a calcified shoulder joint. There is a deposit of calcium at the top right of the shoulder joint

Milk fortified with omega-3 fish oils. The cows which produce this milk are fed feed fortified with fish oils to enrich their milk with the essential fatty acids eicosapentaenoic acid (EHA)

Manchego cheese

Yoghurt. Natural yoghurt in a cup

Healthy snack. Woman carrying a pot of yoghurt and three tangerines (Citrus reticulata). The fruit is a good source of vitamin C

Jerusalum artichokes (Helianthus tuberosus) on a table. One has been partially peeled, although the vegetable is usually cooked in its skin

Roquefort cheese on a plate. Roquefort cheese is a French cheese originating from the Roquefort-sur- Soulzon region. It is made from cows milk

Cheddar cheese. This hard cheese is prepared from cows milk by cheddaring, a method originally from Cheddar in Somerset, England

Blue cheese

Healthy breakfast. Slice of melon (Cucumis melo) topped with yoghurt and almonds (Prunus dulcis). The melon is a good source of vitamin C, while the almonds are rich in E and B-complex vitamins

Cheese selection, including red Leicester (upper left), Stilton (lower right) and Cheddar (lower left)

Diltiazem molecule
Diltiazem, molecular model. This calcium channel blocker drug is used to treat hypertension (high blood pressure) and angina

Eggs and cheese. Eggs are rich in protein and in cholesterol. Cheese is rich in calcium

Cheeses and eggs. Eggs are rich in protein and in cholesterol. Cheeses are rich in calcium. The two cheeses here are a hard cheese (right) and a soft cheese (left)

Food pyramid showing the recommended proportions of food types for a healthy, balanced diet. The largest part of the diet should be carbohydrates from bread, cereal, rice and pasta (pyramid base)

Drinking milk
MODEL RELEASED. Drinking milk. 7-year-old boy holding a glass of milk. Milk is a good source of calcium, which is needed for strong bones and teeth

Teff
MODEL RELEASED. Teff. Woman holding a handful of teff (Eragrostis tef), the staple crop of Ethiopa. It is grown for its reslience to diseases and pests and the grains are used to make injera

Mammoth Hot Springs mineral terrace in the Yellowstone National Park, Wyoming, USA. The terraces form at the outflow of geothermal springs. The water is heated under pressure deep underground

Sir Humphry Davy, English chemist
Sir Humphry Davy (1778-1829), historical artwork. Davy is best known for his invention of the miners safety lamp, also known as the Davy lamp, for use in coal mines

Calcium. Sample of the alkaline earth metal calcium (Ca) on a watch glass. Calcium is the fifth most abundant element in the Earths crust

Grinding mill in cement plant
Cement production. View of a rotating grinding mill used for the production of cement. Marl is a calcium carbonate rich mudstone that also includes clays and aragonite

Marl pit for cement production
Cement production. View of a marl pit that provides the raw material for the production of cement. Marl is a calcium carbonate rich mudstone that also includes clays and aragonite

Nerve impulse propagation, diagram
Nerve impulse propagation. Diagram showing the mechanism of propagation of the action potential (spike in voltage) which is known as a nerve impulse

Sea urchin spine, light micrograph
Sea urchin spine. Polarised light micrograph of a cross-section through a spine from an Echinus sea urchin. Sea urchin spines consist of supporting calcareous radial plates

Conveyor belt at cement works
Cement production. View of a conveyor belt carrying partly crushed limestone at a cement works. The limestone is fired in a furnace before being used as a base for making cement

Limestone quarry at cement works
Quarrying. A power shovel dumping a load of limestone into a truck at a quarry. The limestone is going to be heated and used as a base material for cement manufacture Photographed at the Teploozersky

Kidney stone, artwork
Kidney stone. Artwork of a large kidney stone. Kidney stones are formed when mineral salts, most often involving calcium, accumulate on the inner surfaces of the kidney

Milk processing
Milk being poured into a large vat before processing into dairy products

Stalactite Cave
The Avshalom Stalactite Cave Nature Reserve (also called Soreq Cave) 82-meter-long, 60-meter-wide cave is on the western slopes of the Judean Hills outside the city of Beit Shemesh

Sea cucumber plate. Coloured scanning electron micrograph of an ossicle (plate, orange) from a sea cucumber, surrounded by diatoms

Radiolarian skeleton, artwork
Radiolarian skeleton. Computer artwork of the skeleton (test) of a radiolarian. Radiolaria are single-celled protozoans that are found in marine plankton

All Professionally Made to Order for Quick Shipping

"Calcium: The Building Block of Strong Bones and Beyond" Compact bone, light micrograph: Delve into the intricate structure of our skeletal system with a mesmerizing view of compact bone under a microscope. "Drink More Milk" poster: Reminding us of the importance of calcium-rich dairy products in maintaining healthy bones and teeth. Blue John vase: Explore the beauty and versatility minerals through this stunning example found in Derbyshire, England. Iceland spar: Discover the fascinating optical properties carbonate crystals as you gaze through an Iceland spar specimen. Sprouting beans: Witness nature's way of utilizing calcium to support plant growth as tiny sprouts emerge from seeds bursting with life. Perovskite: Uncover the wonders of modern technology as scientists harness calcium-based compounds like perovskite for solar cells and other applications. Polished slab of labradorite: Marvel at the iridescent play-of-color exhibited by this feldspar mineral containing traces of essential elements such as calcium. Humphry Davy, English chemist: Learn about one of history's great minds who discovered several alkaline earth metals, including isolating pure calcium for the first time in 1808. Cave Pearls, formed as dripping water rich in calcium salts deposits calcite around them: Journey underground to witness how stalactites form over thousands or millions of years due to slow drips enriched with dissolved calcium salts forming beautiful cave pearls made up primarily out calcite crystals Calcite, Ball Eye Mine, Cromford, Derbyshire, England : Admire a magnificent sample from Ball Eye Mine showcasing calcite's unique crystal formations created by geological processes involving abundant amounts oof Calcium ions Penicillin bottle : Acknowledge how even life-saving medications like penicillin owe their existence partly to discoveries made possible by calcium-rich culture media used in their production.