Hardness

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noceans:Louise Bourgeois, End of Softness, 1967, bronze, gold patina

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Tom Thomson, Sketch for “Morning Cloud”, 1913

Link #tom thomson #painting #sketches #canada #morning cloud #straight lines #contrast #softness #hardness

New pads were created using Neoprene (polychloroprene) rubber sheet to replace the degraded rubber d

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New pads were created using Neoprene (polychloroprene) rubber sheet to replace the degraded rubber d

Link #bkmconservation #neoprene #michael's table #material #rubber #elasticity #hardness #strength #conservation #art #bkmdecarts #dec arts #decorative arts #design #brooklyn museum #science #industrial design #preservation #conservators #art conservation #art conservators

Advert from Engineering. Vol: CXXL, No: 3152 - June 11th 1926 Vickers of London Hardness testing mac

Link #engineering #advertising #vintage #london #hardness #testing

man this guy’s jacked Nice wide torso too #manliness %♂️

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Calcite and AragoniteThis specimen quite clearly has two different minerals in it, but interestingly

Link #mineral #crystal #calcite #aragonite #polymorph #manganese #hardness #geology #the earth story

One, replacing seven…Mineral hardness is measured in a variety of ways, the best known and th

Link #mineral #geology #harness #soapstone #powder #chemistry #softness #hardness #quartz #pseudomorph #the earth story

One, replacing seven…Mineral hardness is measured in a variety of ways, the best known and th

Link #mineral #geology #harness #soapstone #powder #chemistry #softness #hardness #quartz #pseudomorph #the earth story

schmergo:Shout out to all of my awake friends!

Link #geology #hardness #mineral #the earth story

Diamonds are forever and Zircons are tooMany people have heard the saying ‘diamonds are forever’ but

Link #mineral #zircon #geology #geochemistry #mineralogy #crystal #uranium #thorium #radioactive #jack hills #erosion #hardness #research #the earth story #science #immortality

Diamonds are forever and Zircons are tooMany people have heard the saying ‘diamonds are forever’ but

Link #mineral #zircon #geology #geochemistry #mineralogy #crystal #uranium #thorium #radioactive #jack hills #erosion #hardness #research #the earth story #science #immortality

KyaniteBack in college I was pretty good at identifying minerals, but there was this one that was su

Link #kyanite #geology #mineral #mineralogy #crystal #aluminosilicate #mohs scale #hardness #the earth story

KyaniteBack in college I was pretty good at identifying minerals, but there was this one that was su

Link #kyanite #geology #mineral #mineralogy #crystal #aluminosilicate #mohs scale #hardness #the earth story

KyaniteBack in college I was pretty good at identifying minerals, but there was this one that was su

Link #kyanite #geology #mineral #mineralogy #crystal #aluminosilicate #mohs scale #hardness #the earth story

KyaniteBack in college I was pretty good at identifying minerals, but there was this one that was su

Link #kyanite #geology #mineral #mineralogy #crystal #aluminosilicate #mohs scale #hardness #the earth story

The leaves phosphorous weavesI love this colour, characteristic of the old style aquamarines that on

Link #mineral #crystal #geology #mineralogy #aquamarine #stone #carat #crystals #chemistry #hardness #the earth story

The leaves phosphorous weavesI love this colour, characteristic of the old style aquamarines that on

Link #mineral #crystal #geology #mineralogy #aquamarine #stone #carat #crystals #chemistry #hardness #the earth story

The leaves phosphorous weavesI love this colour, characteristic of the old style aquamarines that on

Link #mineral #crystal #geology #mineralogy #aquamarine #stone #carat #crystals #chemistry #hardness #the earth story

A single specimenThis is the only known sample of natural kyawthuite known to humans. The rough was

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Jouravskite with QuartzThis lovely lemony yellow crust on a bed of transparent and iron coated quart

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Jouravskite with QuartzThis lovely lemony yellow crust on a bed of transparent and iron coated quart

Link #jouravskite #mineral #crystal #geology #crust #quartz #chemistry #calcium #manganese #sulfur #sulphate #morocco #color #yellow #hardness #kalahari #the earth story

Jouravskite with QuartzThis lovely lemony yellow crust on a bed of transparent and iron coated quart

Link #jouravskite #mineral #crystal #geology #crust #quartz #chemistry #calcium #manganese #sulfur #sulphate #morocco #color #yellow #hardness #kalahari #the earth story

Close-up of sandOk, I’ll confess. I have a review of a paper I should be working on, but instead I’m

Link #science #quartz #fracture #conchoidal #mineral #crystal #electron microscope #sandstone #geology #the earth story #hardness #mohs scale

WarikahniteOnly found in three places on the planet (so far), it is a very rare zinc arsenate minera

Link #mineral #warikahnite #crystal #arsenate #chemistry #gemstone #mineralogy #hardness #the earth story #geology #namibia #tsumeb

What a beautiful pencilMineralogists traditionally test the hardness of their finds in the field usi

Link #mineral #crystal #aquamarine #geology #science #mineralogy #pencil #beryl #hardness #scratch #the earth story

Mohs Scale of Mineral Hardness.The Mohs scale of mineral hardness (or the Mohs hardness scale) is us

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Talc.Talc is a metamorphic mineral comprising of silica and hydrated magnesium, it has the chemical

Link #mineral #metamorphic #silica #silicon #magnesium #geology #serpentine #hardness #ultramafic #australia #turkey #mineralogy #industry #the earth story

Unique new mineral – PutnisiteGeologists find new minerals all the time. Whenever one is found, the

Link #mineral #science #geology #lake cowan #australia #mining #chemistry #atoms #elements #strontium #calcium #carbonate #water #the earth story #cubic #hardness

Super-hard diamonds at Popigai craterThough not very clear, this image in fact shows a 100 km wide m

Link #popigaj #crater #ejecta #erosion #earth from space #siberia #tamyr peninsula #diamond #superhard #hardness #impact #geology #science #the earth story