26:
309:
123:
232:
116:
214:
Many chasms are present on the massif: Trou Lisse à Combonne (−303 m), puits de l'Écho (−396 m), gouffre Roland (−481 m), gouffre de
Mauvernay (−507 m), gouffre des Aures (−512 m), , but the most important network is the puits Francis (1,565 m) or
228:
of 723 meters deep for 6,836 m of development. Discovered in July 1966 by the caving club of La
Tronche (FLT), the siphon at (−688 m) was reached on August 23, 1967. Upper entries were then found.
350:
203:
72:
384:
389:
343:
374:
369:
379:
65:
199:
25:
115:
336:
239:
to the Petit Som (1,772 metres (5,814 ft), on the left) and the summit of the Grand Som (on the right).
308:
55:
231:
216:
236:
195:
179:
166:
223:
320:
280:
183:
159:
363:
31:
257:
202:
below the cliffs. The summit has a cross and two relief tables. It lies in the
87:
74:
316:
187:
148:
281:"Les grandes cavités alpines. Répartition et contexte hydrogéologique"
152:
45:
230:
190:, France. It has a long ridge, unevenly sharp, overlooking the
324:
158:
144:
103:
64:
54:
44:
39:
18:
344:
279:Jean-Jacques Delannoy; Richard Maire (1984).
8:
351:
337:
15:
249:
204:Parc Naturel Régional de la Chartreuse
7:
305:
303:
323:. You can help Knowledge (XXG) by
14:
122:
307:
121:
114:
24:
1:
50:2,026 m (6,647 ft)
200:Grande Chartreuse monastery
406:
319:geographical article is a
302:
287:(in French). p. 63-64
60:887 m (2,910 ft)
385:Two-thousanders of France
108:
23:
258:"Grand Som - peakbagger"
30:The Grand Som from the
240:
390:Isère geography stubs
375:Mountains of the Alps
234:
178:is a mountain of the
380:Chartreuse Mountains
180:Chartreuse Mountains
167:Chartreuse Mountains
135:Location in the Alps
88:45.37056°N 5.81194°E
84: /
370:Mountains of Isère
241:
218:Réseau de Bovinant
198:northwest and the
40:Highest point
332:
331:
285:revue Karstologia
237:col de la Ruchère
196:Col de la Ruchère
172:
171:
93:45.37056; 5.81194
397:
353:
346:
339:
311:
304:
297:
295:
293:
292:
276:
270:
269:
267:
265:
260:. peakbagger.com
254:
227:
162:
125:
124:
118:
99:
98:
96:
95:
94:
89:
85:
82:
81:
80:
77:
28:
16:
405:
404:
400:
399:
398:
396:
395:
394:
360:
359:
358:
357:
301:
300:
290:
288:
278:
277:
273:
263:
261:
256:
255:
251:
246:
221:
212:
160:
140:
139:
138:
137:
136:
133:
132:
131:
130:
126:
92:
90:
86:
83:
78:
75:
73:
71:
70:
35:
12:
11:
5:
403:
401:
393:
392:
387:
382:
377:
372:
362:
361:
356:
355:
348:
341:
333:
330:
329:
312:
299:
298:
271:
248:
247:
245:
242:
235:View from the
211:
208:
194:(1,772m), the
184:French Prealps
170:
169:
164:
156:
155:
146:
142:
141:
134:
128:
127:
120:
119:
113:
112:
111:
110:
109:
106:
105:
101:
100:
68:
62:
61:
58:
52:
51:
48:
42:
41:
37:
36:
29:
21:
20:
13:
10:
9:
6:
4:
3:
2:
402:
391:
388:
386:
383:
381:
378:
376:
373:
371:
368:
367:
365:
354:
349:
347:
342:
340:
335:
334:
328:
326:
322:
318:
313:
310:
306:
286:
282:
275:
272:
259:
253:
250:
243:
238:
233:
229:
225:
220:
219:
209:
207:
205:
201:
197:
193:
189:
185:
181:
177:
168:
165:
163:
157:
154:
150:
147:
143:
117:
107:
102:
97:
69:
67:
63:
59:
57:
53:
49:
47:
43:
38:
33:
27:
22:
17:
325:expanding it
314:
289:. Retrieved
284:
274:
262:. Retrieved
252:
217:
213:
191:
175:
173:
161:Parent range
32:Charmant Som
222: [
91: /
66:Coordinates
364:Categories
291:2017-06-13
264:4 February
244:References
79:05°48′43″E
76:45°22′14″N
56:Prominence
192:Petit Som
176:Grand Som
129:Grand Som
104:Geography
46:Elevation
19:Grand Som
145:Location
182:in the
210:Caving
153:France
317:Isère
315:This
226:]
188:Isère
186:, in
149:Isère
321:stub
266:2015
174:The
366::
283:.
224:fr
206:.
151:,
352:e
345:t
338:v
327:.
296:.
294:.
268:.
34:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
