Murtatic Genus. t i_jth Species. ; Afbeftoid. Of this I diftinguifh tvvo Families. ift Family. Common Afbeftoid. Gemeiner Strahlftein of Werner. Lefke O. 1191-2-3-5-7-8, and 1200, and S. 373. Colour, olive or leek green, when decompofing reddifh brown. Amorphous. Luftre, common 2, when glafify 3, when de compofing o. Tranfparency 0.1. Frafture, fometimes foliated, fometimes broad- ftriated, rhe ftriee diverging from one or more central points. The foliated may even be confidered as tending to, or departing from, a common center. Hardneis from 6 to 7. Sp. gr. from 3 to i’3 1 * At 16o° it melted into an opake, black com- padt glafs. This feems to be the fione analyzed by Mr. Weigleb, and in which he found 43 per ct. filex, 22 nngnefia, and 34 of iron, and fome traces the fparry acid. x Chy. An. 1785, 2i.,e fp a d Family.