145:
173:
124:. Unit 2 is around 20 m (65.6 ft) & is made up of dolomite. Unit 3 is 7.5 m (24.6 ft) & is built up of silty dolomite & dolomite siltstone. Unit 4 contains thin-bedded dolomite, & Domal stromatolites take place in the lower areas. It is 157 m (around 515 ft) thick. Unit 5's sandy dolomite & quartzite make up its 31.5 m (103.34 ft) thickness. Finally, Unit 6 is 157 m (around 515 ft) & consists of dolomite & siltstone on the lower end.
159:
132:
The
Papalote Formation is located in the northernmost part of the eastern flank of the Cerro El Arpa area & overlies the Gamuza Formation, however the top is not exposed. It is also in the Cerro Gamuza region.
186:
211:"Upper Proterozoic and Cambrian rocks in the Caborca region, Sonora, Mexico; physical stratigraphy, biostratigraphy, paleocurrent studies, and regional relations"
112:
The
Papalote Formation is 404.5 meters (1327.09 feet) thick. It is divided into six units. Unit 1 is 31.5 m (103.34 ft) thick & consists of red
290:
38:
150:
48:
178:
86:
229:
237:
221:
101:
58:
263:
121:
284:
164:
24:
140:
233:
117:
113:
98:
28:
210:
241:
94:
90:
73:
225:
209:
John H. Stewart; M.A.S. McMenamin; J. M. Morales-Ramirez (1984).
264:"Fossilworks: Gateway to the Paleobiology Database"
262:Various Contributors to the Paleobiology Database.
187:
List of fossiliferous stratigraphic units in Mexico
69:
64:
54:
44:
34:
18:
8:
15:
204:
202:
198:
7:
218:Geological Survey Professional Paper
14:
171:
157:
143:
1:
307:
23:
151:Earth sciences portal
179:Paleontology portal
97:dating back to the
25:Stratigraphic range
87:geologic formation
83:Papalote Formation
49:Tecolote Quartzite
19:Papalote Formation
79:
78:
298:
291:Ediacaran Mexico
275:
274:
272:
270:
259:
253:
252:
250:
248:
215:
206:
181:
176:
175:
174:
167:
162:
161:
160:
153:
148:
147:
146:
59:Gamuza Formation
16:
306:
305:
301:
300:
299:
297:
296:
295:
281:
280:
279:
278:
268:
266:
261:
260:
256:
246:
244:
213:
208:
207:
200:
195:
177:
172:
170:
163:
158:
156:
149:
144:
142:
139:
130:
110:
93:. It preserves
12:
11:
5:
304:
302:
294:
293:
283:
282:
277:
276:
254:
226:10.3133/PP1309
197:
196:
194:
191:
190:
189:
183:
182:
168:
154:
138:
135:
129:
126:
109:
106:
77:
76:
71:
67:
66:
62:
61:
56:
52:
51:
46:
42:
41:
36:
32:
31:
21:
20:
13:
10:
9:
6:
4:
3:
2:
303:
292:
289:
288:
286:
265:
258:
255:
243:
239:
235:
231:
227:
223:
219:
212:
205:
203:
199:
192:
188:
185:
184:
180:
169:
166:
165:Mexico portal
155:
152:
141:
136:
134:
127:
125:
123:
119:
115:
107:
105:
103:
100:
96:
92:
88:
84:
75:
72:
68:
63:
60:
57:
53:
50:
47:
43:
40:
37:
33:
30:
26:
22:
17:
267:. Retrieved
257:
245:. Retrieved
217:
131:
111:
82:
80:
269:17 December
193:References
242:Q61047369
234:0096-0446
118:quartzite
114:siltstone
99:Ediacaran
45:Underlies
39:Formation
29:Ediacaran
285:Category
247:22 April
238:Wikidata
137:See also
128:Location
122:dolomite
65:Location
55:Overlies
95:fossils
70:Country
240:
232:
120:&
102:period
91:Mexico
74:Mexico
220:: 9.
214:(PDF)
85:is a
271:2021
249:2020
230:ISSN
108:Size
81:The
35:Type
222:doi
89:in
287::
236:.
228:.
216:.
201:^
116:,
104:.
27::
273:.
251:.
224::
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.