Biotite
- KRB-03
- Zircon (fluor.) on Biotite and Hornblende
- Seiland Island, Alta, Finnmark, Norway
- Small Cabinet
- 7.6 x 4.4 x 3.9 cm
- $950.00
- HEF22-32
- Milarite and Biotite
- Jaguaracu pegmatite, Ipatinga, Minas Gerais, Brazil
- Thumbnail
- 2.5 x 2.3 x 1.1 cm
- $2,250.00
- BGB20-35
- Emerald with Biotite and Graphite
- Nova Era, Minas Gerais, Brazil
- Small Cabinet
- 8.2 x 7.5 x 4.0 cm
- $8,500.00
- SM21-005
- Topaz with Biotite Mica
- Tribute Pocket, Angus Dei Claim, Crystal Park, El Paso Co., Colorado, USA
- Miniature
- 5.2 x 3.6 x 2.0 cm
SOLD
- RARE16B-123
- Gadolinite-(Y) with Quartz and Biotite
- Hidra (Hittero), Flekkefjord, Vest-Agder, Norway
- Cabinet
- 9.5 x 5.0 x 2.0 cm
SOLD
- LTH-47
- Zircon on Biotite
- Seiland Island, Finnmark, Norway
- Thumbnail
- 2.4 x 1.9 x 1.8 cm
SOLD
- MD-180650
- Stilbite, Biotite, Orthoclase
- Granite Mountain area, Little Rock, Pulaski Co., Arkansas, USA
- Small Cabinet
- 6.9 x 5.2 x 3.9 cm
SOLD
- MD-249236
- Orthoclase, Biotite
- Niaslo (Nieosla; Niesolo), Basha Valley (Basha Nala; Basna), Skardu District, Baltistan, Northern Areas, Pakistan
- Small Cabinet
- 7.0 x 5.4 x 5.4 cm
SOLD
- MD-231199
- Biotite, Rutile, Siderite, Spodumene (Var: Hiddenite)
- Rist Mine (North America Emerald Mines), Hiddenite, Alexander Co., North Carolina, USA
- Miniature
- 4.6 x 2.8 x 2.1 cm
SOLD
- MD-63978
- Biotite
- Beech Bottoms, Queenboro, Orange Co., New York, USA
- Small Cabinet
- 6.3 x 5.5 x 0.5 cm
SOLD
- MD-117626
- Biotite, Rutile, Siderite
- Hiddenite, Alexander Co., North Carolina, USA
- Miniature
- 4.8 x 2.6 x 1.9 cm
SOLD
- MD-229808
- Biotite, Orthoclase
- Erongo Mountain, Usakos and Omaruru Districts, Erongo Region, Namibia
- Small Cabinet
- 7.8 x 6.4 x 3.2 cm
SOLD
- MD-201328
- Biotite
- Eureka Farm, Usakos, Karibib District, Erongo Region, Namibia
- Miniature
- 4.3 x 2.8 x 1.2 cm
SOLD
- MD-177330
- Beryl (Var: Emerald), Biotite
- Habach valley, Hohe Tauern Mts, Salzburg, Austria
- Small Cabinet
- 7.4 x 4.6 x 3.3 cm
SOLD
- MD-60844
- Almandine, Biotite
- Tyrol, Austria
- Cabinet
- 14.7 x 8.7 x 6.2 cm
SOLD
- T07-82
- Almandine in Biotite
- Richmond Aquaduct Tunnel, Tompkinsville, Richmond Co., Staten Island, New York, USA
- Miniature
- 5.1 x 4.2 x 2.5 cm
SOLD