| GRD00AVS0 |
Undersaturated
|
volc TSB only |
Wyoming |
0 |
Camp Elliott |
| GRD00AWS0 |
Undersaturated
|
volc TSB only |
Wyoming |
0 |
Camp Elliott |
| GRD00AXS0 |
Undersaturated
|
volc TSB only |
Wyoming |
0 |
Camp Elliott |
| GRD00AYS0 |
Foid-Bearing Extrusive
|
Leucite Phenocrysts, some hornblende TSB only 0.9-3.1 Ma |
Wyoming |
0 |
Ritter 154, 20 I |
| GRD00AZS0 |
Foid-Bearing Extrusive
|
Leucite Phenocrysts 0.9-3.1 Ma |
Wyoming |
0 |
Ritter 154, 16 N |
| GRD00B0S0 |
Foid-Bearing Extrusive
|
Emplaced between 54 to 50 Ma. Original description: pseudoleucitite mafic phonolite. Nice euhedral hornblende phenocrysts. |
Montana |
0 |
Ritter 154, 16 N |
| GRD00B1S0 |
Undersaturated
|
Foid Bearing Syenite. Emplaced between 54 to 50 Ma. TSB only. Original description: Shokinite. |
Montana |
0 |
Ritter 154, 16 N |
| GRD00B2S0 |
Foid-Bearing Extrusive
|
Shonkinite. Emplaced between 54 to 50 Ma. |
Montana |
0 |
Ritter 154, 16 N |
| GRD00B3S0 |
Foid-Bearing Extrusive
|
Pseudo-leucite phonolite. Emplaced between 54 to 50 Ma |
Montana |
0 |
Ritter 154, 20 I |
| GRD00B4S0 |
Foid-Bearing Extrusive
|
Pseudo-leucite phonolite. |
Montana |
0 |
Ritter 154, 16 N |
| GRD00B5S0 |
Micaceous Extrusive
|
Emplaced between 54 to 50 Ma. Original description: Rec Bi-Di phonolite? nice Bi,(identify 2 mafics). |
Montana |
0 |
Ritter 154, 16 N |
| GRD00B6S0 |
Foid-Bearing Extrusive
|
Pseudo-leucite phonolite. Emplaced between 54 to 50 Ma. |
Montana |
0 |
Ritter 154, 16 N |
| GRD00B7S0 |
Foid-Bearing Extrusive
|
Trachytic leucite phonolite nice trachytic texture. Emplaced between 54 to 50 Ma. |
Montana |
0 |
Ritter 154, 20 I |
| GRD00B8S0 |
Micaceous Extrusive
|
Phlogopite, olivine? bearing phonolite. Emplaced between 54 to 50 Ma. Original description: Ultramafic?? with serp. olivine. |
Montana |
0 |
Ritter 154, 16 N |
| GRD00B9S0 |
Andesite
|
TSB only. |
Colorado |
0 |
Camp Elliott |
| GRD00BAS0 |
Ignimbrite
|
TSB. Rhyolitic Ignimbrite. |
Colorado |
0 |
Camp Elliott |
| GRD00BBS0 |
Ignimbrite
|
TSB. Rhyolitic ignimbrite. |
Colorado |
0 |
Camp Elliott |
| GRD00BCS0 |
Ignimbrite
|
TSB. Rhyolitic ignimbrite. |
Colorado |
0 |
Camp Elliott |
| GRD00BDS0 |
Andesite
|
TSB only. |
Colorado |
0 |
Camp Elliott |
| GRD00BES0 |
Dacite
|
TSB only. |
Colorado |
0 |
Camp Elliott |
| GRD00BFS0 |
Rhyolite
|
TSB only |
Colorado |
0 |
Camp Elliott |
| GRD00BGS0 |
Welded Ignimbrite
|
TSB only |
Colorado |
0 |
Camp Elliott |
| GRD00BHS0 |
Welded Ignimbrite
|
TSB only |
Colorado |
0 |
Ritter 154, 19 J |
| GRD00BIS0 |
Welded Ignimbrite
|
TSB only |
Colorado |
0 |
Camp Elliott |
| GRD00BJS0 |
Welded Ignimbrite
|
TSB only |
Colorado |
0 |
Camp Elliott |
| GRD00BKS0 |
Rhyolite
|
|
Colorado |
0 |
Camp Elliott |
| GRD00BLS0 |
Andesite
|
TSB only |
Colorado |
0 |
Camp Elliott |
| GRD00BMS0 |
Rhyolite
|
TSB only |
Colorado |
0 |
Camp Elliott |
| GRD00BNS0 |
Andesite
|
TSB Only |
Colorado |
0 |
Camp Elliott |
| GRD00BOS0 |
Undersaturated
|
Alkaline rocks. TSB only. |
Colorado |
0 |
Camp Elliott |
