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Color: Purple, violet, dark purple: Crystal habit: 6 sided prism ending in 6 sided pyramid (typical) Twinning: Dauphine law, Brazil law, and Japan law: Cleavage: None: Fracture: Conchoidal: Mohs scale hardness: 7 (lower in impure varieties) Luster: Vitreous/glassy: Streak: White: Diaphaneity: Transparent to translucent: Specific gravity: 2.65 ...
Larimar is the tradename for a rare blue variety of the silicate mineral pectolite found only in the Dominican Republic, around the city of Barahona. Its coloration varies from bluish white, light-blue, light-green, green-blue, turquoise blue, turquoise green, turquoise blue-green, deep green, dark green, to deep blue, dark blue and purple, violet and indigo and the larimar can come in many ...
The Spanish Republican Flag has three colours: red, yellow, and dark purple. The third colour, dark purple (Spanish: morado oscuro), represents Castile and León by recalling the Pendón Morado, the ancient armorial banner of Castile. The colours of red and yellow symbolise the territories of the former Crown of Aragon.
Jadeite is a pyroxene mineral with composition Na Al Si 2 O 6. It is hard ( Mohs hardness of about 6.5 to 7.0), very tough, and dense, with a specific gravity of about 3.4. It is found in a wide range of colors, but is most often found in shades of green or white. Jadeite is formed only in the subduction zones of continental margins, where rock ...
The color matched the increasingly rare purple rock porphyry, also associated with the imperial family. Crimson and scarlet [ edit ] Tyrian purple retained its place as the premium dye of Europe until it was replaced "in status and desirability" [54] by the rich crimson reds and scarlets of the new silk - weaving centers of Italy, colored with ...
Opal. Hydrated silica. SiO 2 · n H 2 O. Opal is a hydrated amorphous form of silica (SiO 2 · n H 2 O); its water content may range from 3% to 21% by weight, but is usually between 6% and 10%. Due to its amorphous property, it is classified as a mineraloid, unlike crystalline forms of silica, which are considered minerals.
Lapis is the Latin word for "stone" and lazulī is the genitive form of the Medieval Latin lazulum, which is taken from the Arabic لازورد lāzaward, itself from the Persian لاژورد lāžavard/lāževard and/or لاجورد lājevard. It means "sky" or "heaven"; so this is a "stone (of/from) the sky" or "stone (of/from) heaven". [11]
Purple is one of the least used colors in vexillology and heraldry. Currently, the color appears in only three national flags: that of Dominica, Spain, and Nicaragua, and one co-official national flag, the Wiphala (co-official national flag of Bolivia) [original research?].
Red was the color of the banner of the Byzantine emperors. In Western Europe, Emperor Charlemagne painted his palace red as a very visible symbol of his authority, and wore red shoes at his coronation. [5] : 36–37 Kings, princes and, beginning in 1295, Roman Catholic cardinals began to wear red colored habitus.
Turquoise is an opaque, blue-to-green mineral that is a hydrous phosphate of copper and aluminium, with the chemical formula Cu Al 6 (PO 4) 4 8 ·4H 2 O.It is rare and valuable in finer grades and has been prized as a gemstone for millennia due to its hue.