Hexagon

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Red Beryl.More common varieties of beryl such as emerald or aquamarine are formed in pegmatites, but

Link #mineral #crystal #beryl #hexagon #geology #rhyolite #topaz #science #the earth story #mining #red beryl

Svartifoss, Iceland.Svartifoss, meaning “Black fall” is located in Skaftafell National P

Link #svartifoss #geology #iceland #travel #nature #landscape #waterfall #hexagon #columnar jointing #columnar basalt #lava flow #igneous #volcanomonday #the earth story

Disintegrated haematite plate in quartz.The outline of what was once a hexagonal plate of iron oxide

Link #mineral #crystal #hexagon #hematite #geology #the earth story #thin section #original photographers #artists on tumblr

Vanadinite on a goethite matrix.These beautiful orange crystals are the main source of Vanadium and

Link #vanadinite #mineral #crystal #geology #goethite #hexagon #hexagonal #vanadium #the earth story

Fingal’s Cave, ScotlandScientists and geology students alike flock to this cave to study its s

Link #fingals cave #geology #scotland #travel #nature #landscape #igneous #basalt #columnar basalt #columnar jointing #hexagon #staffa #the earth story

Emerald flowerThese dazzling green beauties are only found in Colombia, where a unique form of miner

Link #emerald #mineral #geology #collection #collector #crack #trapiche #colombia #nature #landscape #hexagon #the earth story

Ruby SlabI was telling my undergrad class today that the term “peraluminous” when applied to igneous

Link #mineral #crystal #mineralogy #corundum #hexagon #museum #smithsonian #africa #aluminum #oxygen #chemistry #geology #kenya #tanzania #the earth story

EttringiteRare and fragile, the beautiful hexagonal crystal (4 x 2.1 x 1.2 cm) in the photo comes fr

Link #mineral #crystal #geology #ettringite #south africa #manganese #hexagon #crystals #science #chemistry #the earth story

Jusangjeolli CliffsRecently I wrote about Svartifoss, a waterfall in Iceland that displays gorgeous

Link #travel #geology #jusangjeolli cliffs #jeju island #south korea #nature #halla #volcano #igneous #columnar jointing #science #basalt #landscape #hexagon #ocean #the earth story

Jusangjeolli CliffsRecently I wrote about Svartifoss, a waterfall in Iceland that displays gorgeous

Link #travel #geology #jusangjeolli cliffs #jeju island #south korea #nature #halla #volcano #igneous #columnar jointing #science #basalt #landscape #hexagon #ocean #the earth story

SnowflakeH2O is a fascinating substance. It is literally the only species found on Earth in liquid,

Link #snowflake #winter #weather #hexagon #prism #hexagonal prism #microscope #electron microscope #crystal #science #water #the earth story

Here is a photo of a stunning a sun-pillar reflecting light from a Sun setting over Östersund, Swede

Link #nature #landscape #sunset #sun pillar #light #Östersund #winter #sweten #stratus #cirrostratus #hexagon #the earth story

Giant’s Causeway – When Nature Became A MathematicianWhen nature became a mathematician, Ireland’s c

Link #giants causeway #antrim #scotlan #polygon #ireland #volcano #columnar jointing #science #geology #hexagon #unesco #world heritage site #continental drift #plate tectonics #the earth story

Soccerball EarthWhen you look around our planet, especially the shapes of the continents, you notice

Link #soccer #soccerball #world cup #laurentia #hexagon #truncated icosahedron #tectonic #science #geology #nature #landscape #earth #the earth story

Amazing etched quartzI’ve never seen a specimen like this, demonstrating the nature of polysyn

Link #quartz #mineral #gemstone #minerals #mineralogy #twinning #etched #daupine law #france #crystal #crystals #polysynthetic twinning #hexagon #the earth story

Vanadinite flowers on barite stamensWe have covered this mineral before (seehttp://tinyurl.com/lny2n

Link #mineral #gemstone #vanadinite #barite #mexico #couda #hexagon #color #science #geology #the earth story

Starburst quartzThe inclusions of grey metallic haematite (an iron oxide, see http://tinyurl.com/nng

Link #mineral #quartz #inclusion #hematite #rutile #gemstone #hexagon #science #geology #crystal #the earth story

Petosky Stone Michigan’s stage stone is a lovely fossil coral dating from the late Devonian to

Link #petosky stone #stone #coral #devonian #carboniferous #hexagon #science #geology #michigan #the earth story

hexagon

Link #one day one green for yibo #王一博平安喜樂 #emerald #diamond #luxury #hexagon #green #珠寶 #首飾 #戒指 #鑽石 #祖母綠 #六邊形 #綠色