History of anthracite coal mining in Pennsylvania the Delaware Division and Morris Canals, canal companies successfully provided urban markets for anthracite coal (Latzko, 3). The anthracite commercial market greatly expanded, and the hard coal was used as valuable fuel for heating and cooking domestically, as well as energy sources for small businesses such as blacksmiths, brewers, bakers, and manufacturers (Adams, “US Coal Industry”). Joseph White and Erskine Hazard founded the Lehigh Navigation Company in 1818. They wanted to use rivers to more efficiently transport anthracite coal. After they were declined a charter to the Schuylkill River, they tried to receive a charter for the Lehigh River. The
Anthracite budgerigar mutation two factors will deepen the body colour even more. Anthracite budgerigar mutation The Anthracite budgerigar mutation is an extremely rare mutation that occurs in the budgerigar. The mutation, similar to the Violet budgerigar mutation, causes a difference in the coloring of budgerigars. Anthracites have black or very dark gray feathers, possibly with some white depending on the budgerigar in particular. The mutation is believed to have started in Germany, and tends to be local to that area. Currently, most owners wishing to obtain an Anthracite need to import these budgerigars from Germany. The description and genetic behaviour of the Anthracite