A microkernel implements all drivers as user-space programs, and implements core features like IPC in the kernel itself. A monolithic kernel, however, implements the drivers as a part of the kernel...
Fine bone china is more delicate than porcelain, with a warmer, translucent finish. It is typically more expensive than porcelain. Fine china is produced without the inclusion of bone ash from similar materials to porcelain.
The easiest way to identify porcelain figurines as opposed to earthenware or stoneware figurines is to examine the piece. Porcelain figurines have a delicate, fragile quality to them and are somewhat translucent, whereas, stoneware or earthenware figurines are not.