Mixed Minerals — Marin Mineral

Mixed Minerals
July 16, 2024 · 13 specimens

P340 - Rhodochrosite sold

Black Rock Mine, Northern Cape, South Africa
Thumbnail - 2.8 x 2.3 x 2.2 cm

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Glassy red scalenohedral Rhodochrosite crystal cluster. The crystals have good color and transparency, some with flat terminations. There are two edge crystals with tiny cleaves at the tips, otherwise undamaged. Ex. Wolfgang Pohl collection. I purchased this specimen approximately 20 years ago. Pohl's old label indicates a possible purchase date of 1977.

P341 - Shattuckite after Dioptase after Calcite sold

Tantara Mine, Katanga, DR Congo
Miniature - 3.7 x 2.2 x 2 cm

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Shattuckite after Dioptase after Calcite

Deep blue crystals of the rare double pseudomorph of Shattuckite after Dioptase after Calcite. A great 'starburst' crystal formation is located near the top.

P342 - Tourmaline sold

Paprok, Nuristan, Afghanistan
Small Cabinet - 8.5 x 1 x 0.8 cm

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Transparent gem 'pencil' of near flawless quality. Doubly-terminated and undamaged. Purchased decades ago.

P343 - Topaz $1,800 available

Shigar Valley, Gilgit-Baltistan, Pakistan
Small Cabinet - 5.8 x 4.5 x 3.3 cm

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Large, glassy single Topaz crystal from Shigar. Undamaged crystal with highly glassy prism faces and more matte luster on the flat top of the termination. Excellent transparency. Note that I bought this many years ago and it has never been cleaned. It's really good now, but could be improved slightly with professional cleaning. Photos came out a little more orange - it's more golden brown than orange in person as is typical for these.

K892 - Spessartine $350 available

Nani, Loliondo, Tanzania
Thumbnail - 2.5 x 2.5 x 2.5 cm

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Nearly complete single orange Spessartine crystal from Tanzania. This is a crystal I held back since the original finds due large areas of gem transparency inside. Weighs 103.5 carats.

K392 - Spessartine sold

Nani, Loliondo, Tanzania
Thumbnail - 2.5 x 2.5 x 2.5 cm

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Complete single orange Spessartine crystal from Tanzania. This is a crystal I held back since the original finds due large areas of gem transparency inside. Weighs 113 carats.

P344 - Cuprian Smithsonite sold

400 Stope, 79 Mine, Hayden, Gila Co., Arizona, USA
Small Cabinet - 8 x 6.5 x 5 cm

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Specimen of deep green, translucent Smithsonite on matrix. This has the best color I've seen from the mine. Ex. Bob Reynolds collection.

P345 - Tourmaline sold

Himalaya Mine, Mesa Grande, San Diego Co., California, USA
Small Cabinet - 6 x 2.2 x 2.2 cm

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'Bubble-gum' pink single Tourmaline crystal from the Himalaya Mine. It has a rich pink color with a small green zone near one end. A doubly-terminated crystal with a more flat, glassy termination at one end and a beveled termination at the other. Complete and undamaged and weighs 68.86 grams. Ex. Don Boydston collection (I was second in line to pick from this collection when it was acquired by John Seibel many years ago, and was happy to get this crystal from the collection). Note this crystal has never been cleaned and could be improved.

P346 - Tourmaline $2,200 available

Himalaya Mine, Mesa Grande, San Diego Co., California, USA
Small Cabinet - 6.2 x 1.8 x 1.7 cm

(click on an image to enlarge)

'Bubble-gum' pink single Tourmaline crystal from the Himalaya Mine. It has a rich pink color with a small green zone near the middle. A doubly-terminated crystal with a more flat, glassy termination at one end and a pyramidal termination at the other. Complete and undamaged and weighs 40.03 grams. Ex. Don Boydston collection(I was second in line to pick from this collection when it was acquired by John Seibel many years ago, and was happy to get this crystal from the collection). Note this crystal has never been cleaned and could be improved.

P347 - Tourmaline $4,900 available

Himalaya Mine, Mesa Grande, San Diego Co., California, USA
Small Cabinet - 5.5 x 3.2 x 3 cm

(click on an image to enlarge)

'Bubble-gum' pink single Tourmaline crystal from the Himalaya Mine. It has a rich pink color over about 80 percent of the crystal, followed by a green zone, and finally a dark red zone at the more bevelled termination end. A doubly-terminated crystal with a more flat termination at one end and a beveled termination at the other. Complete and undamaged and weighs 113.21 grams. Has an attached transparent Quartz crystal, Albite, and Lepidolite.

P200 - Kammererite $240 available

Kop Krom Mine, Kop Daglari, East Anatolia, Turkey
Small Cabinet - 7.1 x 3.5 x 2 cm

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Colorful specimen of the chromium rich Clinochlore varietal known as Kammererite from the world's best locality for the species. Good coverage of sharp translucent crystals. This locality is long closed and specimens are now hard to come by.

P348 - Calcite on Copper sold

Bisbee, Cochise Co., Arizona, USA
Thumbnail - 2 x 1.5 x 0.8 cm

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Two transparent, clear to greenish Malachite included Calcite crystals attached to a cluster of elongated Copper crystals.

P350 - Apatite $1,200 available

Kunar, Afghanistan
Thumbnail - 2.8 x 2 x 1.5 cm

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Two crystals of transparent purple Apatite from Afghanistan. Well crystallized all around - even the bottom has healed, so it's technically a floater. An excellent purple Apatite I've owned for years and am releasing for sale now.

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