Calcium Collection (page 2)

Molten aluminium ore being poured
Aluminium production. Molten aluminium ore being poured into an electrolysis cell. The ore is aluminium oxide (alumina) which is melted with a mixture of synthetic cryolite (sodium aluminium fluoride)

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

Parathyroid hormone molecule. Computer model showing the structure of parathyroid hormone (PTH), or parathormone. Atoms are colour-coded (carbon: dark grey, hydrogen: light grey, oxygen: red)

Calcite (Calcium Carbonate) variant iceland spar
A cleaved rhomb of iceland spar showing double refraction from near Eskifjordr, Iceland

Urinary stones - Copper engraving based on a drawing by Franz Bauer. E. Home, Lectures on comparative anatomy. Supplement 2, London, 1828, t. 6. General Library. Date: 1828

Mono lake rock formation

Illustration showing formation of human bone

Cross section biomedical illustration of thyroid and parathyroid hormones in adult female

Pamukkale Turkey
Travertine pools and terraces - Pamukkale Turkey

Pamukkale Geothermal Area
Pamukkale has been a spa since the Romans and is today one of the most visited places in Turkey. Its name means Cotton Castle

North America, USA, Nevada, Gerlach, Fly Gerser, Black Rock Desert

A male whitetail deer grazes in a meadow of dry grass in the fall

Calcium formations of Pamukkale, UNESCO World Heritage Site, Turkey

Pamukkale, Turkey
Pamukkale, meaning cotton castle in Turkish, is a natural site in Denizli Province in southwestern Turkey. The city contains hot springs and travertines

Pamukkale Turkey
Travertine pools and terraces - Pamukkale Turkey

Pamukkale Turkey
Travertine pools and terraces - Pamukkale Turkey

Pamukkale Turkey
Travertine pools and terraces - Pamukkale Turkey

Pamukkale scenery at sunset, natural site in Denizli Province in southwestern Turkey
Pamukkale scenery, natural site in Denizli Province in southwestern Turkey

USA, Nevada. Tufa formations, made of calcium carbonate deposits, south of Gerlach, Nevada

Picture No. 10762029
Southern Giraffe - male sucks bone for its calcium and other minerals (Giraffa camelopardalis giraffa) Date:

Gustave Robert Kirchhoff (1824-1887), German physicist, 1876. He is known for his work in electricity, heat, and optics. He collaboration with Robert Wilhelm Bunsen (1811-1899)

Production of Salpetre (Nitre, Potassium Nitrate, or KN03). Nitre beds, heaps of manure mixed with chalky earth. These were watered with urine and manure water

Electric discharges in rarefied gases. 2, 3, 4 and 6, Geissler tubes. 1 Fluorescence of Sulphuret of calcium. 4 Nitrogen Vacuum (Spirals of Uranium Glass), 7, Hydrogen

Eleuthera Island, Bahamas, 2002. Underwater formations to west of the island are made of calcium carbonate sand eroded from coral reefs and deposited in dunes by ocean currents. Credit NASA

Friedrich Wohler (1800-1882) German organic chemist. Isolated aluminium (1827), synthesised urea (1828), discovered beryllium (1828), and obtained acetylene from calcium carbide

Balance being used by Indian Betel dealer to weigh his goods. The leaves of Piper betel are dried and used as an antiseptic and an astringent, and for many other medicinal purposes For chewing

Friedrich Wohler (1800-1882), German organic chemist. Isolated aluminium (1827), synthesised urea (1828), discovered beryllium (1828), and obtained acetylene from calcium carbide

Human skeleton

Ilvaite (Calcium Iron Silicate Hydroxide) crystal

A glass of milk

Wholemeal bread broken from a loaf served with slices of Granny Smith apple and Emmenthal cheese and a glass of water

Three types of hard cheese, Emmental, Parmesan and Cheddar cheese with some grated

Glass of cold milk

Slice of salmon and blue cheese quiche on plate beside bowl of green salad and glass of juice in backgound

Triangle of yellow cheese with holes, close up

A ripe camembert cheese with section missing, close up

Clear glass jug of low-fat milk

Sardines, emmental cheese, cottage cheese, yoghurt

Bowl of goats cheese salad, water jug and bottle of olive oil in background, front view

A round of camembert cheese with section missing, triangular slice of brie on wooden chopping board

Banded snail (Cepea sp. ) on cuttlefish bone, a source of calcium
Banded snail (Cepea sp.) on cuttlefish bone, a source of calcium

Pregnant woman drinking milk C018 / 1702
Pregnant woman drinking milk

Chocolate milkshake, artwork F007 / 8266
Chocolate milkshake, artwork

Fibrinogen molecule C014 / 0473
Fibrinogen. Molecular model showing the structure of the blood clotting glycoprotein fibrinogen (factor I). The molecule consists of two sets of alpha (grey)

Bone structure, artwork C016 / 7504
Bone structure. Computer artwork showing bone trabeculae. Trabeculae are the bars of bone that form a honeycombed hollow network, and make up the structure of spongy bone, the inner layer of a bone

Fibrinogen molecule C014 / 0472
Fibrinogen. Molecular model showing the secondary structure of the blood clotting glycoprotein fibrinogen (factor I). The molecule consists of two sets of alpha (grey)

Radiolarian, SEM C014 / 4862
Radiolarian. Coloured scanning electron micrograph (SEM) of the shell or test of a radiolarian. Radiolaria are single-celled protozoans that are found in marine plankton

Radiolarian, SEM C014 / 4863
Radiolarian. Coloured scanning electron micrograph (SEM) of the shell or test of a radiolarian. Radiolaria are single-celled protozoans that are found in marine plankton

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"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.