DGGS PIR 2025-4

Geologic investigation of the Haines-Takshanuk Mountains-Chilkat Peninsula area, Southeast Alaska

• Authors:

  Larsen, M.C., Regan, S.P., Bull, K.F., Gillis, R.J., Nicolazzo, J.A., Truskowski, C.M., Walser, S.L., and Darrow, M.M., eds.

• Publication Date:

  Nov 2025

• Publisher:

  Alaska Division of Geological & Geophysical Surveys 

• Ordering Info:

  Download below for free or see our publication sales page to order a hard copy.

• Quadrangle(s):

  Skagway

• Related project(s):

  Haines STATEMAP

• Citation ID:

  31417

Bibliographic Reference

Larsen, M.C., Regan, S.P., Bull, K.F., Gillis, R.J., Nicolazzo, J.A., Truskowski, C.M., Walser, S.L., and Darrow, M.M., eds., 2025, Geologic investigation of the Haines-Takshanuk Mountains-Chilkat Peninsula area, Southeast Alaska: Alaska Division of Geological & Geophysical Surveys Preliminary Interpretive Report 2025-4. https://doi.org/10.14509/31417

Publication Products

• Chapter information:

  • PIR 2025-4A
    Larsen, M.C., Bull, K.F., Truskowski, C.M., Walser, S.L., Regan, S.P., Gillis, R.J., Nicolazzo, J.A., and Darrow, M.M., 2025, Geologic map of the Haines-Takshunuk Mountains-Chilkat Peninsula area, Southeast Alaska, 1 sheet, 1:50,000.
  • PIR 2025-4B
    Larsen, M.C., Regan, S.P., Gillis, R.J., Nicolazzo, J.A., Darrow, M.M., Bull, K.F., Walser, S.L., and Truskowski, C.M., 2025, Geologic report to accompany the geologic map of the Haines-Takshanuk Mountains-Chilkat Peninsula area, Southeast Alaska, 39 p.

• Geospatial & Analytical Data

  Haines-Takshanuk Mountains-Chilkat Peninsula area STATEMAP geologic map	Data File Format	File Size	Info
  Download pir2025_004_haines_ak_gems_db	Database files	40.7 M	Metadata - Read me
  Download pir2025_004_haines_gems_db	Database files	37.4 M	Metadata - Read me
  Download pir2025_004_haines_gems_geopackage	Database files	1.2 M	Metadata - Read me
  Download pir2025_004_haines_gems_shapefile	Shapefile	5.5 M	Metadata - Read me

Keywords

Actinolite; Alaska; Alluvial; Alluvial Deposits; Alluvial Fan; Alluvium; Amphibolite; Aplite; Argillite; Basalt; Battery Point; Beach Deposits; Bedrock; Bedrock Geology; Breccia; Chert; Chilkat River; Chilkoot River; Chlorite; Colluvium; Conglomerate; Cretaceous; Dalasuga Island; Delta Deposits; Deshu Isthmus; Devils Punch Bowl; DGGS; Diabase; Diopside; Diorite; Dok Point; Epidote; False Battery Point; Feldspar; Felsic; Ferebee River; Ferebee Valley; Floodplain Deposits; Fossils; Gabbro; Garnet; GeMS DB L3 Compliant; GeMS DB v2; Geology; geoscientificInformation; Glacial Deposits; Glacial Outwash; Glacial Outwash Fan; Glacial Till; Glaciers; Glaciofluvial Deposits; Gneiss; Granite; Granodiorite; Gravina-Nutzotin Belt; Halutu Ridge; Haska Creek; Hazards; Hornblendite; Hydrology and Surficial Geology; Igneous Rocks; Iron Mountain; Johnson Creek; Jualin Mine; Juneau Mining District; Kalhagu Cove; Kasidaya Creek; Kelgaya Bay; Kelgaya Point; Kicking Horse River; Kootznahoo Formation; Landslide; Lehunua Point; Letnikof Cove; Lily Lake; Limestone; Low Point; Ludaseska Creek; Marble; Mesozoic; Metabasalt; Metamorphic Minerals; Metamorphic Rocks; Metamorphism; Metasedimentary Rocks; Metavolcanic rocks; Metavolcanics; Migmatite; Mink Creek; Monzodiorite; Monzogranite; Monzonite; Mount Harding; Mount Villard; Mud Bay; Mudstone; Nukdik Point; Paleozoic; Paludal Deposits; Paradise Cove; Phyllite; Plutonic Complex; Plutonic Rocks; Pyroxenite; Quartzite; Quaternary; Regional Metamorphism; Rock Glaciers; Rustabach Lake; Sandstone; Schist; Sedimentary Rocks; Seduction Point; Shakuseyi Creek; Shale; Sherman Creek; Siltstone; Silurian; Slate; STATEMAP Project; Surface; Surficial; Surficial Deposits; Surficial Geologic Map; Surficial Geology; Takhin River; Takshanuk Mountains; Talus; Tanani Point; Tanani Village; Tertiary; Tonalite; Triassic; Tukgahgo Mountain; Ultramafic; Ultramafic Rocks; Unconsolidated Deposits; Vanderbilt Point; Volcaniclastic Rocks; Yindastuki; Zimovia Point

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