Selections from Ken Roberts Collection & Inventory
May 21, 2019 - Fine minerals from Ken Roberts's collection and dealer stock; retired dealer and noted field collector for decades! He specialized in quartz and pseudomorphs, and specimens from China and Idaho. Rarities, classics, and more.
- KEROb-16
- Scheelite (fluorescent)
- Mt Xuebaoding, Pingwu Co., Mianyang, Sichuan, China
- Small Cabinet
- 5.3 x 4.3 x 4.2 cm
- $5,000.00
- KEROb-03
- Pyromorphite cast after Cerussite
- Daoping Mine, Gongcheng Co., Guilin, Guangxi, China
- Miniature
- 4.7 x 3.7 x 3.5 cm
- $2,750.00
- KEROb-13
- Boulangerite ps. Bournonite, with Chalcopyrite and Quartz
- Yaogangxian Mine, Yizhang Co., Chenzhou, Hunan, China
- Small Cabinet
- 5.4 x 1.8 x 1.7 cm
- $1,000.00
- KEROb-09
- Babingtonite and Prehnite on Quartz
- Babingtonite occurrences, Qiaojia Co., Zhaotong, Yunnan, China
- Small Cabinet
- 6.4 x 4.3 x 2.8 cm
- $6,000.00
- KEROb-05
- Wolframite and Fluorite with Pyrite
- Yaogangxian Mine, Yizhang Co., Chenzhou, Hunan, China
- Small Cabinet
- 8.1 x 4.1 x 2.2 cm
- $1,250.00
- KEROa-27
- Sphalerite, Fluorite
- Huanggang Mine, Inner Mongolia AR, China
- Miniature
- 4.4 x 4.0 x 3.0 cm
- $450.00
- KEROa-24
- Quartz ps. after Calcite and Stibnite, Fluorite
- Dachang Antimony Mine, Near Qinglong, Guizhou Province, China
- Cabinet
- 11.4 x 4.4 x 3.4 cm
- $1,500.00
- KEROa-21
- Quartz
- Leshan, Sichuan Province, China
- Miniature
- 4.3 x 2.7 x 2.1 cm
- $750.00
- KEROa-20
- Siderite, Sphalerite cast after Calcite
- Aggenys Mine, North Cape Province, South Africa
- Small Cabinet
- 6.1 x 4.8 x 3.0 cm
- $600.00
- KEROa-18
- Copper (twin)
- Itauz Mine, Dzhezkazgan, Kazakhstan
- Small Cabinet
- 6.4 x 2.2 0.9 cm
- $1,200.00
- KEROa-17
- Cobaltocalcite
- Agoudal Mine, Bou Azzer District, Quarzazate Province, Morocco
- Small Cabinet
- 6.6 x 3.3 x 3.3 cm
- $600.00
- KEROa-15
- Malachite after Azurite, Plancheite
- Milpillas Mine, Cuitaca, Mun. de Santa Cruz, Sonora, Mexico
- Cabinet
- 14.2 x 7.2 x 3.4 cm
- $1,500.00
- KEROa-14
- Siderite, Sphalerite cast after Calcite
- Aggenys Mine, Transvaal, South Africa
- Cabinet
- 14.1 x 13.0 x 5.1 cm
- $2,400.00
- KEROa-13
- Shattuckite
- Tantara Mine, Katanga, Democratic Republic of the Congo
- Miniature
- 3.2 x 2.6 x 2.3 cm
- $450.00
- KEROa-09
- Stilbite cast after Okenite
- Pune, Maharashtra State, India
- Small Cabinet
- 6.5 x 4.3 x 2.4 cm
- $750.00
- KEROa-07
- Rutile on Hematite
- Novo Horizonte, Bahai, Brazil
- Small Cabinet
- 7.1 x 4.3 x 0.2 cm
- $950.00
- KEROa-06
- Quartz cast after Calcite
- Xiefang, Ruijin, Jiangxi Province, China
- Cabinet
- 11.0 x 7.1 x 5.8 cm
- $900.00
- KEROa-04
- Quartz after ? With Hedenbergite Inclusion
- Huanggang Mine, Inner Mongolia AR, China
- Small Cabinet
- 9.5 x 3.4 x 1.8 cm
- $450.00
- KEROa-01
- Stilbite cast after Okenite
- Pune, Maharashtra State, India
- Small Cabinet
- 7.1 x 5.4 x 2.4 cm
- $950.00
- KEROa-22
- Mushistonite, Kesterite
- Xuebaoding Mt., Pingwu County, Sichuan Province, China
- Thumbnail
- 2.7 x 2.4 x 1.9 cm
SOLD
- KEROb-06
- Cinnabar on Dolomite
- Chatian Mine, Chatian Hg-Zn ore field, Fenghuang Co., Xiangxi, Hunan, China
- Miniature
- 4.9 x 4.1 x 2.1 cm
SOLD
- KEROb-15
- Freibergite with Bournonite
- Yaogangxian Mine, Yizhang Co., Chenzhou, Hunan, China
- Miniature
- 4.8 x 3.1 x 2.9 cm
SOLD
- KEROb-14
- Pyrite ps. Pyrrhotite
- Nikolaevskiy Mine, Dalnegorsk, Primorsky Krai, Russia
- Miniature
- 4.2 x 3.5 x 2.5 cm
SOLD
- KEROb-12
- Scheelite (fluorescent) on Muscovite
- Mt Xuebaoding, Pingwu Co., Mianyang, Sichuan, China
- Small Cabinet
- 7.3 x 5.9 x 4.4 cm
SOLD
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