Refer to the following SW corner of the Ritter Ridge, California, 712712 -minute
ID: 108087 • Letter: R
Question
Refer to the following SW corner of the Ritter Ridge, California, 712712 -minute topographic quadrangle map.
1. What two kinds of vegetation occur in the area represented by this map? (Refer to symbols in Figure 9.4)
2. Name the specific kinds of roads located on the map, based on the symbols identified in Figure 9.4.
3. Gold, copper, and titanium were mined here until the early 1900s. Notice that there are three different symbols used to indicate the kind of mining activity that occurred here. Draw the mine symbols below and identify what they mean using Figure 9.4 (p. 234).
4. What are the UTM (NAD27) coordinates of Puritan Mine near the southwest corner of the map? (Hint: Cut out and use the 1:24,000 UTM Grid from Geotools Sheet 4 at the back of the manual.)
5. Notice that the square UTM grids in GeoTools Sheet 4 at the back of the manual are square protractors that you can use to determine bearings. What is the azimuth bearing from Red Rover Mine to Puritan Mine? (Courtesy of USGS)
20 Summit 3628% 16 Puritan Min CO 386 VALLE 3400 319 14 387 ROAD 22 Red Rove Prospect 14 Prospect spect 370/Explanation / Answer
Answer:1
The two types of vegetations in the concerned area of map are Orchards and scrub.
Answer:2
There are primary highways, secondary highways are light duty roads in the area.
Answer:3
The three symbols are of mine shaft, mine tunnel or cave entrance and prospect near Puritan mine and Red rover mine.
Answer:4 and 5
Please go through the concerned Geotools Sheet 4 at the back of manual.