Scenes and Adventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas

by Henry Rowe Schoolcraft

109. Radiated quartz. Lead-mines of Missouri.

110. Radiated quartz. Lead-mines of Missouri.

111, 112, 113, 114, and 115. Mamillary quartz. Lead-mines of Missouri.

116. Chalky clay. Cape Girardeau, Mo.

117. Cubical pyrites, with calcareous spar. Mineral Fork, Mo.

118. Radiated quartz, incrusted with crystallized oxide of iron. Jefferson county, Mo.

119. Tabular galena. Bryan's mines, Mo.

120. Radiated quartz. Jefferson county, Mo.

121. Radiated quartz. Potosi.

122. Hoary quartz (a variety unnoticed in the books). Potosi.