Marin Mineral
Mixed Minerals
September 28, 2020  ·  8 specimens

CT636 - Hambergite  sold

Himalaya Mine, Mesa Grande, San Diego Co., California, USA
Thumbnail - 2.5 x 1 x 1 cm



(click on an image to enlarge)

Hambergite Hambergite Hambergite Hambergite Hambergite

Single white Hambergite crystal, an uncommon find at the Himalaya mine, with twinning clearly evident. Perfect and undamaged, ex. Bill Larson collection.


CT298 - Lepidolite on Stilbite  sold

Himalaya Mine, Mesa Grande, San Diego Co., California, USA
Thumbnail - 2.2 x 1.3 x 1 cm



(click on an image to enlarge)

Lepidolite on Stilbite Lepidolite on Stilbite Lepidolite on Stilbite Lepidolite on Stilbite Lepidolite on Stilbite

Large single Stilbite crystal with an attached purple Lepidolite crystal at the base. Clean and undamaged thumbnail that would be a great addtion to a Himalaya Mine suite.


CT638 - Tourmaline  sold

Himalaya Mine, Mesa Grande, San Diego Co., California, USA
Miniature - 3.7 x 1 x 0.8 cm



(click on an image to enlarge)

Tourmaline Tourmaline Tourmaline Tourmaline Tourmaline

Gem quality pink Tourmaline crystal that is really at least 5 crystals that have intergrown in parallel growth. I love the stepped effect of the terminations at different lengths. Small books of Lepidolite are attached to the sides and a tiny clear Quartz (?) is intergrown in the main termination. Clean, transparent, and undamaged. Weighs 5.86 grams.


CT296 - Fluorite  sold

Hilton Mine, Appleby, Cumberland, England
Thumbnail - 2.7 x 2.5 x 1.5 cm



(click on an image to enlarge)

Fluorite Fluorite Fluorite

Transparent cubes of yellow Fluorite. Old material from the Chuck Trantham collection.


CT374 - Aquamarine  sold

Erongo Mountains, Namibia
Thumbnail - 2.6 x 1.6 x 1.7 cm



(click on an image to enlarge)

Aquamarine Aquamarine Aquamarine Aquamarine

Gemmy blue Aquamarine crystal with unusual skeletal growth. Old material from the Chuck Trantham collection.


CT297 - Vesuvianite  sold

Goodall Quarry, Sanford, Maine
Thumbnail - 1.7 x 1 x 1 cm



(click on an image to enlarge)

Vesuvianite Vesuvianite Vesuvianite Vesuvianite

Terminated Vesuvianite crystals from Maine. Ex. Chuck Trantham collection.


CT634 - Cassiterite   $125  available

Viloco Mine, Bolivia
Thumbnail - 3 x 2.7 x 1.6 cm



(click on an image to enlarge)

Cassiterite Cassiterite Cassiterite

Large single Cassiterite crystal showing areas of transparency. Ex. Chuck Trantham collection.

CT637 - Tourmaline  sold

Himalaya Mine, Mesa Grande, San Diego Co., California, USA
Miniature - 3.5 x 0.5 x 0.5 cm



(click on an image to enlarge)

Tourmaline Tourmaline Tourmaline Tourmaline

Gem quality single green Tourmaline crystal with an attached crystal of Albite. Perfectly terminated on one end and partailly recrystallized on the other end. There are a few shallow indentations from other now gone Albite crystals. Clean, transparent, and undamaged. Weighs 2.04 grams.


« All updates
©2026 Marin Mineral