unpolished rice retaining the yellowish-brown bran layer (outer layer). This bran layer contains pericarp, seed coat, and glue powder layer. The part surrounded by this bran layer is the endosperm and germ, and the so-called white rice is only the endosperm part from which the bran layer and germ have been removed. The endosperm … Read More
Description for Amber Fossilized resin from pine trees. Amorphous, resinous luster, transparent to translucent, yellow or reddish-brown. Specific gravity 1.04–1.10, hardness 2–3. Softens at approximately 150°C and melts at 250–300°C. Becomes electrically charged when rubbed, attracting fine dust. Used as an ornamental stone since ancient times. Pieces with high transparency, especially those containing fossilized … Read More
