howlite - calcium silicoborate nodule set
Howlite, a calcium silicoborate, is known for its gray or black surface and cauliflower-like appearance. Specimens come from the Tick Canyon mine in Los Angeles County.
- The description mentions that howlite was embedded in colemanite at Tick Canyon.
Variants (1)
- Default Title — 9.50 USD — In stock
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