Cuirassiers emerged in mid-16th century Europe as armored cavalry. Initially wore full armoured cuirass with breastplate and backplate. Primary weapons were pistols, sword, and sometimes horseman's pick. Armour was very expensive, costing £1,084.487 in 1629
Traditional ceramics date back to Neolithic Period (10,000 years ago). Early pottery reached sophistication in China, Middle East, and Americas. Metal Age saw quartz sand used for metal casting molds. Industrial Revolution improved ceramic processing in 18th-19th centuries
Traditional ceramics date back to Neolithic Period (10,000 years ago). Early pottery reached sophistication in China, Middle East, and Americas. Metal Age saw quartz sand used for metal casting molds. Romans developed lime-mortar cements for civil engineering
Granitoids are plutonic rocks containing 20-60% quartz. Plutonic rocks cool slowly from hot fluid state. Granitoids show random mineral grain pattern without layers
Quartz is a common mineral composed of silicon dioxide (SiO₂). It is found in nearly every geological environment and rock type. Quartz is the most varied mineral in terms of varieties and forms