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Azurite crystallizes in the monoclinic system. [10] Large crystals are dark blue, often prismatic. [3] [4] [8] Azurite specimens can be massive to nodular or can occur as drusy crystals lining a cavity. [11] Azurite has a Mohs hardness of 3.5 to 4. The specific gravity of azurite is 3.7 to 3.9. Characteristic of a carbonate, specimens ...
High on K2: Seracs above the Bottleneck. The Bottleneck is a location along the South-East Spur (also known as Abruzzi Spur), the most-used route to the summit of K2, the second-highest mountain in the world, in the Karakoram, on the border of Pakistan and China.
Pigments made from azurite were less expensive, but tended to turn dark and green with time. An example is the robe of the Virgin Mary in The Madonna and Child Enthroned with Saints by Raphael in the Metropolitan Museum in New York. The Virgin Mary's azurite blue robe has degraded into a greenish-black. [35]
Azurite was frequently used in European Renaissance painting. It appears, for example, in the dark blue sky of a Spanish altarpiece painting by Bartolome Bermejo. [8] In this painting, azurite is also combined with lead white to paint the green robe of the Saint. [8] During this time, azurite was a common pigment used to paint a blue sky. [1]
In the early hours of New Year’s Day, Elon Musk lobbed a series of angry posts and allegations towards British Prime Minister Keir Starmer – engulfing his government in a very public fight ...
“I suppose imitation is the best form of flattery, so thank you @jonathandbennett," she continued. "Although, I do look a whole lot better than you do in a bikini !
Vitamin K 2, the main storage form in animals, has several subtypes, which differ in isoprenoid chain length. These vitamin K 2 homologues are called menaquinones, and are characterized by the number of isoprenoid residues in their side chains.
Here's the full scoreboard: South Carolina 73, Boston College 51. Notre Dame 48, Georgia 69. Arkansas 76, Miami 73. Cal 93, Missouri 98. Syracuse 70, No. 3 Tennessee 96. No. 23 Ole Miss 86 ...