1846 HOWIEITE, Longvale Quarry, Mendocino County, California, U.S.A.

September 28, 2019 Pendleton California North & Central Americas United States

Source S.Dohnt, 1985

2425 HAUSMANITE, CALCITE, N’Chwaning II Mine, Kuruman, Kalahari Mn Field, Northern Cape Province, South Africa

Africa South Africa

2425 HAUSMANITE, CALCITE, N’Chwaning II Mine, Kuruman, Kalahari Mn Field, Northern Cape Province, South Africa

September 28, 2019

5589 TWINNITE, Jas Roux, La Chapelle en Valgaudemord, Hautes Alpes, Province-Alpes-Coted d’Azur, France

5589 TWINNITE, Jas Roux, La Chapelle en Valgaudemord, Hautes Alpes, Province-Alpes-Coted d’Azur, France

September 28, 2019

2676 ANCYLITE-(Ce), SIDERITE, Poudrette Quarry, Mont St. Hilaire, La Vallee-duRichelieu RCM, Monteregio, Quebec, Canada

Canada North & Central Americas

2676 ANCYLITE-(Ce), SIDERITE, Poudrette Quarry, Mont St. Hilaire, La Vallee-duRichelieu RCM, Monteregio, Quebec, Canada

September 28, 2019

1729 EPIDOTE, Green Monster Mountain, Prince Of Wales Island, Alaska, U.S.A.

Alaska North & Central Americas United States

1729 EPIDOTE, Green Monster Mountain, Prince Of Wales Island, Alaska, U.S.A.

September 28, 2019