GRD00J2S0 |
Undersaturated
|
greenish, altered, Plag, Amph-phryic; probably part of Older Basaltic Series (3-6 Ma) of basaltic, trachybasaltic, trachytic, and phonolitic flows |
Spain |
0 |
Ritter 154, 16 O |
GRD00J3S0 |
Undersaturated
|
grey, altered, Plag, Amph-phryic cobble; probably part of Older Basaltic Series (3-6 Ma) of basaltic, trachybasaltic, trachytic, and phonolitic flows |
Spain |
0 |
Ritter 154, 16 O |
GRD00J4S0 |
Foid-Bearing Extrusive
|
tephrite with xenolith; 1949 eruption along Cumbre Vieja ridge; magmas fractionated CPX + Ol kaersutite Titanomagnetite |
Spain |
0 |
Ritter 154, 16 O |
GRD00J5S0 |
Foid-Bearing Extrusive
|
tephrite with xenolith; 1949 eruption along Cumbre Vieja ridge; magmas fractionated CPX + Ol kaersutite, Titanomagnetite |
Spain |
0 |
Ritter 154, 16 O |
GRD00J6S0 |
Igneous Structures
|
peridotite xenolith |
Spain |
0 |
|
GRD00J7S0 |
Granite
|
porphyritic granite (Kspar phenos, Plag, Q, Hb, Bi, sphene) |
|
0 |
Ritter 154, 19 B |
GRD00J8S0 |
Granite
|
medium grained, fresh granite (Plag, Kspar (pale pink), Q, Bi, Hb) |
|
0 |
Ritter 154, 15 B |
GRD00J9S0 |
Aa
|
vesicular, glassy, aphryic basalt; 1981 flow |
Hawaii |
0 |
Ritter 154, 16 I |
GRD00JAS0 |
Bombs
|
spatter and bombs; alkali-olivine basalt or basanite |
California |
0 |
Ritter 154, 16 I |
GRD00JAS1 |
Bombs
|
Large bomb; alkali-olivine basalt or basanite |
California |
0 |
Ritter 154, 16 I |
GRD00JBS0 |
Ignimbrite
|
White unwelded Bishop Tuff with brown pumice fragments. Top of section at middle hydro plant |
California |
0 |
Ritter 154, 15 K |
GRD00JCS0 |
Welded Ignimbrite
|
Pink groundmass with purple pumice, moderately welded Bishop Tuff. 40m below top of section at middle hydro plant |
California |
0 |
Ritter 154, 15 L |
GRD00JCS1 |
Welded Ignimbrite
|
Pink groundmass with purple pumice, moderately welded Bishop Tuff. 40m below top of section at middle hydro plant |
California |
0 |
Ritter 154, 19 J |
GRD00JDS0 |
Welded Ignimbrite
|
Pink with grey fiamme, densely welded Bishop Tuff. 100 m below top of section at middle hydro plant. |
California |
0 |
Ritter 154, 15 L |
GRD00JDS1 |
Welded Ignimbrite
|
Pink with grey fiamme, densely welded Bishop Tuff. 100 m below top of section at middle hydro plant. |
California |
0 |
Ritter 154, 19 J |
GRD00JDS2 |
Welded Ignimbrite
|
Pink with grey fiamme, densely welded Bishop Tuff. 100 m below top of section at middle hydro plant. |
California |
0 |
Ritter 154, 19 J |
GRD00JES0 |
Welded Ignimbrite
|
Purple, densely welded Bishop Tuff. 150m below top of section at middle hydro plant |
California |
0 |
Ritter 154, 15 L |
GRD00JFS0 |
Welded Ignimbrite
|
Grey, densely welded Bishop Tuff. Base of tuff. Note remelting of flattened pumice. |
California |
0 |
Ritter 154, 19 J |
GRD00JGS0 |
Sheet Flow
|
8 cm thick curved sheet flow. Glass on both margins |
Pacific Ocean |
0 |
Ritter 154, 16 I |
GRD00JHS0 |
Basalt
|
Glassy, aphyric basalt. Cut sample but likely part of sheet flow. |
Pacific Ocean |
0 |
Ritter 154, 16 H |
GRD00JIS0 |
Andesite
|
altered, Plag-phyric andesite |
Cascades |
0 |
Ritter 154, 16 B |
GRD00JJS0 |
Gabbro
|
biotite-bearing gabbro |
California |
0 |
Ritter 154, 16 R |
GRD00JKS0 |
Pahoehoe
|
vesicular, glassy, aphryic basalt; 1988 flow |
Hawaii |
0 |
Ritter 154, 16 I |
GRD00JKS1 |
Pahoehoe
|
vesicular, glassy, aphryic basalt; 1988 flow |
Hawaii |
0 |
Ritter 154, 16 I |
GRD00JLS0 |
Pegmatite
|
Tourmaline (schorl) in pegmatite. Stored on shelf in main room of RH 154, north side of room. |
California |
0 |
Ritter 154 |
GRD00JMS0 |
Granite
|
pink granite (Kspar, Q) |
California |
0 |
Ritter 154 |
GRD00JNS0 |
Basalt
|
Glassy, aphyric basalt. Cut sample but likely part of sheet flow. |
Pacific Ocean |
1 |
Ritter 154, 16 H |
GRD00JNS1 |
Granite
|
Large (2 cm) pink orthoclase crystals, quartz, biotite. |
|
0 |
Ritter 154, 15 B |
GRD00JOS0 |
Ignimbrite
|
Large pumice within tuff, 100 feet below top. Missing sample |
California |
1 |
Ritter 154, 15 K |
GRD00JSS0 |
Diatomite
|
diatomite Monterey Fm., Miocene |
California |
1 |
Ritter 154, 18 M |