| GRD00EXS0 |
Pegmatite
|
Original label: Quartz and potassium feldspar veins in carbonaceous rock causing groundmass alteration to graphite. |
|
0 |
Ritter 154, 16 P |
| GRD00EYS0 |
Pegmatite
|
Pegmatite (Ks-Q-Mu). Very large Ks |
|
0 |
Ritter 154, 16 R |
| GRD00EZS0 |
Pegmatite
|
Graphic pegmatite (Q-Ks) |
|
0 |
Ritter 154, 16 P |
| GRD00F0S0 |
Pegmatite
|
graphic pegmatite (Q-Ks) |
|
0 |
Camp Elliott |
| GRD00F1S0 |
Pegmatite
|
pegmatite (Ks-oxides-Pl) |
|
0 |
Ritter 154, 16 P |
| GRD00F2S0 |
Pegmatite
|
miarolitic pegmatite (Q-Tourmaline) euhedral Q |
|
0 |
Ritter 154, 16 P |
| GRD00F3S0 |
Granite
|
pegmatite (Q-Ks) |
|
0 |
Camp Elliott |
| GRD00F4S0 |
Pegmatite
|
pegmatite (Pyrite-Plag-Hb?) |
|
0 |
Camp Elliott |
| GRD00F5S0 |
Pegmatite
|
pegmatite (Q-Ks) polished |
|
0 |
Camp Elliott |
| GRD00F6S0 |
Granodiorite
|
Original description: Amph-Q-Ks-Pl. Fresh, euhedral plagioclase, potassium feldspar, quartz, amphibole with minor epidote and sulfides. |
|
0 |
Camp Elliott |
| GRD00F7S0 |
Calcsilicate (Skarn)
|
Large, coarse-grained sample. Calcite>>micas (biotite and muscovite)> hedenbergite> oxides. Original description: impure coarse grained marble, light brown (hedenbergite?), micas. |
|
0 |
Ritter 154, 14 I |
| GRD00F8S0 |
Pegmatite
|
Very weathered pegmatitic granite. Large potassium feldspar phenocrysts. Q, Bi, Hb. |
|
0 |
Camp Elliott |
| GRD00F9S0 |
Pegmatite
|
Tour, pegmatite (blue tourmaline?) |
|
0 |
Camp Elliott |
| GRD00FAS0 |
Pegmatite
|
pegmatite (Ks-Pl-Q-Mu) |
|
0 |
Camp Elliott |
| GRD00FBS0 |
Pegmatite
|
very weathered graphic pegmatite |
|
0 |
Camp Elliott |
| GRD00FCS0 |
Pegmatite
|
pegmatite (Q-Ks-Mu) |
|
0 |
Camp Elliott |
| GRD00FDS0 |
Dunite
|
|
North Carolina |
0 |
Camp Elliott |
| GRD00FES0 |
Granite
|
very weathered granite |
|
0 |
Camp Elliott |
| GRD00FFS0 |
Syenite
|
fine grained, pink syenite (Kspar, Q) |
Algeria |
0 |
Ritter 154, 15 C |
| GRD00FGS0 |
Metamorphic Structures
|
Large sample. Coarse-grained marble with coarse-grained mafic inclusions surrounded by light tan reaction zone. Cc-Amph-Ol-Phlog-Biotite with rusty blebs in mafic inclusions. |
|
0 |
Ritter 154, 14 I |
| GRD00FHS0 |
Pegmatite
|
pegmatite (Q-Ks) |
|
0 |
Camp Elliott |
| GRD00FIS0 |
Igneous Structures
|
10 cm dike (Q-Ks) cutting metamorphosed sediment |
|
0 |
Camp Elliott |
| GRD00FJS0 |
Pegmatite
|
pegmatite Wards 15? |
Portland |
0 |
Camp Elliott |
| GRD00FKS0 |
Pegmatite
|
alkali granite pegmatite |
|
0 |
Camp Elliott |
| GRD00FLS0 |
Granite
|
alkali granite labelled I-742 |
|
0 |
Camp Elliott |
| GRD00FMS0 |
Granodiorite
|
Q diorite (tonalite) - Plag, Q, Amph, Bi with mafic inclusion |
|
0 |
Ritter 154, 19 K |
| GRD00FNS0 |
Granodiorite
|
fine grained, altered granodiorite |
|
0 |
Ritter 154, 15 N |
| GRD00FOS0 |
Gabbro
|
Polsihed slab. Feldspars are labradorite with bytownite intergrowths. Original description: Leucogabbro (bytownite-Px). |
Minnesota |
0 |
Ritter 154, 16 F |
| GRD00FPS0 |
Pegmatite
|
graphic granite (Ks-Q) |
|
0 |
Ritter 154, 16 P |
| GRD00FQS0 |
Granite
|
Rapakivi (Sanidine rimmed by oligoclase) granite. Biotite inclusions in feldspar. Orbicular. |
|
0 |
Ritter 154, 15 A |
