Based on the search results, here are some of the best mineral sunscreens of 2023, along with their positive and negative aspects, and key ingredients or materials:

Best Mineral Sunscreens of 2023

1. EleVen by Venus Williams Unrivaled Sun Serum

   • Positive: Contains zinc oxide 10%, easy to blend, feels hydrating, vegan, cruelty-free, and water-resistant for up to 40 minutes.
   • Negative: Zinc oxide may leave a white cast behind.

2. Aveeno Positively Mineral Sunscreen

   • Positive: Lightweight, rubs into the skin nicely, leaves a soft, matte finish with minimal white cast, and contains coconut fruit extracts with amino acids and antioxidants.

3. Badger Active Mineral Sunscreen

   • Positive: Thickest sunscreen, best for sports, uncoated zinc oxide creates a solid barrier, water-resistant for 40 minutes, unscented, hypoallergenic, cruelty-free, and reef-friendly.

4. Eucerin Sensitive Mineral SPF 50 Sunscreen

   • Positive: Contains 100% zinc oxide, suitable for all skin types, hypoallergenic, free of fragrance, oil, dyes, parabens, PABA, phthalates, oxybenzone, and octinoxate, and does not leave behind a white cast.

5. Good Molecules Sheer Mineral Sunscreen SPF 30

   • Positive: Contains 13.3% zinc oxide, relatively easy to apply, lightweight, and does not leave a white cast.

Key Ingredients or Materials

• Mineral sunscreens contain zinc oxide or titanium dioxide, which act as a shield by physically deflecting UV rays.
• Zinc oxide and titanium dioxide are classified as "Generally Recognized As Safe & Effective" (GRASE) by the FDA, making them safer options.

In summary, the best mineral sunscreens of 2023 offer a range of benefits such as water resistance, suitability for sensitive skin, and absence of white cast. However, some users may find that mineral sunscreens are heavier and harder to blend compared to chemical sunscreens. The key ingredients, zinc oxide and titanium dioxide, are considered safe and effective by the FDA, making mineral sunscreens a popular choice for those looking to avoid chemical exposure and for individuals with sensitive skin.