A. W. Chase—Oregon Borate of Lime. 287 
Arr. XXXII.— On the Oregon Borate of Lime ( Oryptomorphite ?); 
by A. W. CHASE. 
Curry County, Oregon, is the southernmost of the coast 
counties of that State, and lies directly north of latitude 42°, 
the boundary line of California. The entire county, with the 
exception of a narrow strip of arable land on the sea coast, and 
the alluvial bottoms of the Rogue and other rivers, is filled 
The coast is bordered with innumerable rocks of conglom- 
erate and metamorphic sandstone, and the depth of water is ve 
great within a few hundred feet of the shore line. The beac 
18 strewn with masses of conglomerate rock composed of peb- 
bles of agate, carnelian, jasper, and quartz, bound together by 
a cement of sandstone; through fissures and breaks in these 
rocks, veins of carbonate of lime of a milk-white color are found, 
many of them several inches in thickness. T'wo small streams 
cut their way down from the mountains and empty into the sea 
_ within the limits of the little bay, which is about three quarters 
of a mile in extent. On one of these streams a farmer located 
some ten or twelve years ago, and has occupied the place ever 
since, engaged in cattle raising. The wey ie appropriately 
named the “Lone Ranch,” his nearest neighbor being five miles 
distant. His attention was early called to an outcrop on the 
banks of the little stream, about 500 yards from the sea, and 
vie 
