Hibiscus or Rose of China (Hibiscus rosa-sinensis) is a flowering plant that can bloom almost year-round. It has large, colorful flowers and is cultivated throughout the tropics and other warm climates.
Orthoclase Gemstone Information. About Orthoclase-History and Introduction. Orthoclase is a rare gemstone that belongs to the feldspar group, which also includes moonstone, amazonite, spectrolite and labradorite. Therefore, orthoclase is sometimes also called K-spar.Orthoclase gemstones are typically champagne yellow, golden yellow or greenish, though they can be other colours.rthoclase Gemstone Information. About Orthoclase-History and Introduction. Orthoclase is a rare gemstone that belongs to the feldspar group, which also includes moonstone, amazonite, spectrolite and labradorite. Therefore, orthoclase is sometimes also called K-spar.
Feldspars are used to make ceramics and ceramic glazes. The feldspar called moonstone is used as gemstone; it is a birthstone for June. It can be considered a crystalline minerals made up of aluminum silicates with sodium, potassium, or calcium, usually glassy; it is used as flux in glass and ceramic manufacture, also used in abrasives, fillers in paint and plastics and in insulation.